Intellectual property in Bulgaria

Boyanov & Co.

Boyanov & Co.'s ‘extremely knowledgeable, resourceful and diligent’ team is known for its experience in a vast range of matters, including IP litigation and alternate dispute resolution and unfair competition issues. The practice group is equally adept on the transactional side, offering clients a wealth of experience in the structuring, negotiation and execution of all types of IP agreements. The team primarily represents global corporations, chiefly Chanel, Lego and Monster Beverage Company. Practice leader Stela Sabeva has over 17 years of experience in the IP space, with her practice predominantly focusing on litigation and trade mark licensing. Kina Chuturkova, the head of the firm’s litigation practice,  provides support on contentious mandates, whilst senior associate Marina Mollova is another key port of call within the department.

Practice head(s):

Stela Sabeva

Other key lawyers:

Kina Chuturkova; Marina Mollova


‘Excellent customer service, professional and personal skills. Extremely knowledgeable, resourceful and diligent in all areas of their field. Excellent communication, follow through and detailed explanations. Solution driven, persistent and strategic throughout the process.’

‘Honest, trustworthy and dedicated to supporting our needs and requests. Budget conscious and timely when it comes to deliverables.’

Key clients






Philip Morris

UniCredit Bulbank

Monster Beverage Corporation

Jacobs Douwe Egberts

Porsche Design

Work highlights

  • Advised and represented Take-Two Interactive Software in opposition proceedings before the Bulgarian Patent Office against the Bulgarian designation of an international trade mark filed by a Chinese smartphones manufacturer.
  • Acts as a trade mark agent for one of the leading Bulgarian banks, UniCredit Bulbank.
  • Advised and represented Dante International, one of the leading online retailers in the CEE region, in relation to a consumer protection case involving trade mark-related aspects.

Dimitrov, Petrov & Co

Praised for its ‘exceptional attention to detail, professionalism and technical execution’, the practice group at Dimitrov, Petrov & Co is regularly instructed on a broad spectrum of IP mandates, ranging from licensing, marketing and advertising issues to contentious matters including copyright litigation. The team further maintains its reputation in the space via an extensive trade mark portfolio management service. Major global players Google and Novomatic are two standouts from the firm’s roster of clients in this area. In terms of personnel, team leader and ‘outstanding IP heroBiliyana Angelova is a specialist practitioner in the space, advising on the full suite of IP-related issues.

Practice head(s):

Bilyana Angelova

Other key lawyers:

Martin Zahariev; Yana Georgieva


‘Bilyana Angelova and Martin Zahariev have great knowledge of IP law and fabulous practical experience. The team is impressive and it’s a pleasure to work with them!’

‘Outstanding IP hero Bilyana Angelova is supported by Martin Zahariev – an unbeatable team!’

‘We have always had faultless advice from the team. Some matters were easier, some more difficult, but they handled all of them with amazing professionalism.’

‘All the team members we have communicated with are polite, friendly and patient. What is important for my work with them is that they do not give general and useless advice, but are always specific and do not avoid giving clear answers.’

‘DPC’s team shows an exceptional level of attention to detail, professionalism and technical execution in its work.’

‘Highly knowledgable and responsive in the field of trade marks. Always happy to discuss different costs options. Provide commercially valuable advice and suggestions for overcoming the problems identified.’

‘The team are always very responsive and conduct work to a high standard.’

‘Every team member we’ve interacted with has been courteous and professional. Most of my work is with Yana Georgieva, who is outstanding. She’s very responsive and embodies the DPC team culture.’

Key clients



Hell Energy

Yettel Bulgaria



Zona Pharma & Zonapharm

Julia Kontogruni

PhoneArena & Titan Gate

Fintech Services

Al-Furat for Tobacco and Cigarettes Industry Co.


Zakłady Farmaceutyczne


Hack Soft

Sweetinburgh & Windsor


Work highlights

  • Assisted with the IP aspects of Yettel Bulgaria’s strategic rebranding.
  • Provided advice with regard to the protection of the trade mark in Bulgaria.
  • Assisting Novomatic in trade mark opposition and cancellation proceedings.

Djingov, Gouginski, Kyutchukov & Velichkov

The well-established intellectual property practice at Djingov, Gouginski, Kyutchukov & Velichkov counts global media corporations – including Meta (Facebook), Netflix, Amazon and Instagram, among others – among its clients. The team handles the full spectrum of transactional and contentious matters in the area, with a particular emphasis on patents, trade marks, copyright, portfolio structuring and complex infringement cases. Highly experienced practice group leader Kalina Tchakarova is a pre-eminent lawyer in the space, and is highlighted by clients as a ‘key figure in IP matters, not only in the country but also in the region’. Senior associate Dessislava Iordanova provides support and is a key contact. Patricia Cherkezova has now left the firm.

Practice head(s):

Kalina Tchakarova

Other key lawyers:

Dessislava Iordanova


‘Djingov, Gouginski, Kytuchukov and Velichkov is a national law firm with an excellent foothold in the local Bulgarian market, but with an outstanding international network and a wonderful IP team. We particularly appreciate their quick, extremely competent handling of cases and the trustworthy way with which they handle our cases at all times. One can completely rely on the lawyers at Djingov, Gouginski, Kytuchukov and Velichkov. Working with the firm is a matter of course for us and it has been our first point of contact for IP issues in Bulgaria for over ten years.’

‘Kalina Tchakarova is outstandingly experienced, a great strategic thinker and excellent adviser who has an outstanding position in the Bulgarian IP market. She reacts extremely quickly, communicates clearly, handles cases convincingly – and, most important, extremely successfully.’

‘The practice covers all areas of IP law and leverages the advantage of being a full-service firm in corporate and commercial law.’

‘Solid experience and business-oriented precise and concise advice. Kalina stands out as one of the key figures in IP, not only in the country but also in the region.’

Key clients

Meta (Facebook)

Netflix International


Teva Pharmaceuticals Europe

Skoda Auto


TTEC Holdings


Printivo Group


Work highlights

  • Provided Netflix International with a full analysis of the Bulgarian implementation of the Collective Rights Management Directive and advised the client on the enforcement of direct licences granted by music right holders, and the application of extended collective licensing by collective management organisations.
  • Provided strategic advice to Eljoy on filing applications for the registration of EU trade marks with the EU Intellectual Property Office.
  • Advised Meta (Facebook) on all aspects of the protection and enforcement of its trade mark rights in Bulgaria.

Georgiev, Todorov & Co

Noted for its ‘excellent reputation in the field, the team at Georgiev, Todorov & Co offers advice on a range of contentious and non-contentious IP matters to clients, including licence agreements, patent registration and regulatory issues. In a recent highlight, the team advised Ciela Norma on obtaining a licence agreement for the transfer of the software rights required for voting machines used in the Bulgarian elections. ‘Exceptional intellectual property lawyerTsvetelina Dimitrova handles much of the dispute resolution work undertaken by the team. Arno Mamasyan and Ivan Todorov lead the practice group.

Practice head(s):

Ivan Todorov; Arno Mamasyan

Other key lawyers:

Tsvetelina Dimitrova; Tsvetelina Mileva


‘The team’s key strengths are their commercial awareness and their creativity in finding the best solutions for our issues, as well as their expertise in corporate and commercial law, which lets them provide full-service assistance. Their lawyers are always ready to help and have an eye for detail which lets them provide precise advice.’

‘Georgiev, Todorov & Co is a law firm with an excellent reputation in intellectual property law issues, as well as in the telecoms and media fields in general, and we chose them as a legal adviser because of their long-term experience in the market, their in-depth knowledge of national and EU regulations, and remarkable client-orientated approach. Our collaboration with the team has always been very smooth and the lawyers have provided ongoing legal support regarding the new regulations.’

‘Georgiev, Todorov & Co. is a leading law firm in Bulgaria in the intellectual property field due to its long-term experience and multiple clients from various industries. They advise in relation to patents, trade marks and designs and therefore provide a full-service option for intellectual property issues. The team consists of both partners and associates, who offer excellent knowledge, an eye for detail and innovative ideas for the resolution of legal problems. In addition, the lawyers are easy to communicate with, have insights into both local and international regulations, and have multi-jurisdictional connections.’

‘The lawyer we regularly work with is Tsvetelina Dimitrova, who stands out with her specific interest in the field and her excellent negotiation skills, as well as her compassion for clients. She always makes us feel sure that our interests will be protected to the highest level before administrative institutions and against competitors.’

‘The intellectual property department includes partners with excellent expertise and younger lawyers who have a great eye for detail and always put a lot of energy into solving our issues.’

‘Tsvetelina Dimitrova is very easy to communicate with, very knowledgeable and very responsive, and she provides excellent advice. Tsvetelina Mileva is always ready to help, has an eye for detail and has outstanding research skills.’

‘The team has shown a deep knowledge of the legal matters ensuing from a trade mark dispute. In the years we have worked together, they have continuously shown improvement and proactiveness. The team has been highly accountable.’

Key clients

Alliance Print

Backbar Club


Ciela Norma

Dench eGaming Solutions

Duplex International

Evros K&P

Experian Bulgaria


Hill Clinic

NEXO Capital

On Clinic

Software Point

Work highlights

  • Provided full legal support to Ciela Norma in relation to obtaining a licence agreement for the transfer of software rights for the machines intended to be used for the elections in the Republic of Bulgaria.
  • Represented Farant in the procedure for the international application for a patent registration, which will help the client to expand its business abroad.
  • Provided advice to BORICA in relation to its registration in a national electronic identification scheme.

Kambourov & Partners

Kambourov & Partners is home to a ‘brilliant’ intellectual property team, known for its capability in handling administrative proceedings pertaining to industrial property before the Bulgarian Patent Office, EU Intellectual Property Office and World Intellectual Property Organisation, as well as appearing in court on contentious mandates that cover all areas of IP. The practice group also offers advice on the full range of day-to-day IP matters and counts companies across the media and telecoms sectors among its core clients. ‘Master of IP law’ and practice leader Margarita Guigova has over 18 years' experience in the sector. She continues to be supported by senior associate Yana Todorova, who is praised by clients as ‘extremely knowledgeable in IP law’ and frequently advises on significant cross-border projects which involve IP issues.

Practice head(s):

Margarita Guigova

Other key lawyers:

Yana Todorova


‘The team provides prompt and high-quality services where the motivation of the lawyers and their level of expertise are constantly demonstrated. We consider the level of service to be excellent and we would like to emphasise that the answers to our questions were provided by Kambourov & Partners in good time. Responses were accurate and always provided in close cooperation with our in-house lawyers.’

‘Margarita Guigova has an excellent ability to prepare the most successful strategy in the client’s favor. She always demonstrates a problem-solving approach and she is extremely dedicated to achieving results in the client’s interests. Margarita is one of the most knowledgeable and experienced TMT and IP lawyers in the market, who pursues the client’s goals with persistence.’

‘We value very much the team’s ability to provide practical and business-oriented advice and to think outside the box. They are very responsive and also able to meet tight deadlines.’

‘The IP team at Kambourov & Partners is excellent. We have been working with them for so many years, so it feels like they are already part of our own team. They are knowledgeable, business-oriented, trustworthy and a pleasure to work with. If we were to describe the team with just one word based on our experience, we would surely say: brilliant.’

‘Margarita Guigova is a master of IP law. She is an exceptionally intelligent and creative lawyer who not only knows what the best strategy is but has the skill to communicate it to her clients in the most comprehensive way possible, and execute it flawlessly. Yana Todorova is extremely knowledgeable in IP law. She is also very approachable and down-to-earth. She always understands our issues quickly and provides practical solutions. We trust her and she delivers every time.’

‘We recently started working with the IP team at Kamburov & Partners. So far we have been satisfied with the services provided by the law firm. Their team has shown efficiency, organisational skills, and vast knowledge of the legal issues that we face.’

‘We have worked with Margarita Guigova and Yana Todorova. Both have shown professionalism and readiness to assist in any way possible.’

Key clients

By Far


Finpo Holdings

List Publishing House

Vestnik Telegraf


Santa Sarah Wine Estate


Motion picture

Bulgarian Telecommunications Company (BTC)

United Group

Motion Picture Association


Radio Veselina

Magic FM & TV

The Voice Radio & TV

Radio Vitosha




Meat Revolution

Tandem Popovo

Nova Broadcasting Group

Molson Coors Beverage Company


City Build

Maxinvest Holding

Work highlights

  • Assisted designer accessories brand BY FAR with the management of its growing IP portfolio with global coverage.
  • Advising List Publishing House with regard to the management of the rights to a classic translation of ‘Alice in Wonderland’ in Bulgaria dating back to the 1930s.
  • Provided full IP assistance to leading Bulgarian brewing company Kamenitza.


CMS excels in its handling of the full life cycle of IP matters, from registration and licensing to protection and enforcement via litigation. The team is particularly adept in the audiovisual production and media sectors, leveraging its global network to provide multi-jurisdictional advice to a variety of international clients, particularly on issues of EU law. The team was bolstered by the elevations of practice co-leader Nevena Radlova, who was promoted to partner in May 2022, and co-head Antonia Kehayova, who was promoted to counsel at the same time.

Practice head(s):

Nevena Radlova; Antonia Kehayova

Other key lawyers:

Anna Tanova; Eva Petrova


‘We work closely with Anna Tanova and Eva Petrova. Anna is outstanding in complex negotiations with collective management organisations relating to broadcasting tariffs and all related legal matters. Eva provided several comparable studies for a number of EU jurisdictions in relation to the collective management of rights and the applicable remuneration. The CMS team is particularly capable of providing comparable studies in multiple jurisdictions thanks to its offices in many EU countries.’

‘Anna Tanova is a highly qualified and renowned expert in IP law. She is our preferred adviser in complex copyright issues. Anna is also highly trusted by the Bulgarian Ministry of Culture and the media regulatory body because of her understanding and interpretation of the law. She and her team know all the specific legal and business aspects of the industry. Anna and Eva are responsive and are always ready to help with in-depth analysis and creative ideas.’

Key clients

Alliance of the Technology Industry

The Association of Bulgarian Broadcasters

The Walt Disney Company Bulgaria

The Sales House

Da Vinci Media


Work highlights

  • Advised the Alliance of the Technology Industry on IP matters, including complex negotiations with the collective management organisations of copyright and neighbouring rights holders.
  • Advised the Association of Bulgarian Radio and TV Broadcasters on IP matters.
  • Advised Da Vinci Media on the drafting and revision of IP licences, distribution and localisation agreements, and other IP matters.

Gugushev & Partners Law Office

The intellectual property practice group at Gugushev & Partners Law Office saw several recent client gains, adding and the general distributor of Mercedes-Benz Group AG (formerly Daimler AG) in Bulgaria, among others, to its existing roster of fashion corporations, IT firms and TV channels, which the team advises on the full suite of IP-related matters. An ‘impressive specialist in the field’, Yoanna Ivanova heads the practice, leading the firm’s work for many of its high-profile clients on a range of mandates that include the licensing and registration of patents and industrial designs and representation before the national authorities.

Practice head(s):

Yoanna Ivanova


‘I am impressed by their team, which is female-led and knowledgeable.’

‘Yoanna Ivanova is an impressive specialist in the field of IP.’

‘Overall, the team were extremely professional, prompt and had an eye for detail.’

Key clients


Mag Invest


Efficiency First Media

Residence City Garden


Just Juice

Endeavor Bulgaria



Mall Varna


Silver Star



Remix Global

Work highlights

  • Defended Konservinvest, the owner of the trade mark for “Iyiutenitsa”, in various court and administrative proceedings against a claim brought by the owner of a geographical indication for the same product, registered in Bulgaria.
  • Represented Mag Invest, as the respondent, in court proceedings over the infringement of industrial designs.
  • Advised Arthesis on seeking patent protection internationally and simultaneously assisted with filing an application for a utility model.

Penkov, Markov & Partners

Noted for its ‘deep knowledge of intellectual property matters, the case load of Penkov, Markov & Partners regularly includes matters involving copyright, neighbouring rights, industrial property, trade secrets and domain names. The team’s experience includes acting in cancellation and invalidation proceedings before both the Bulgarian Patent Office and the EU Intellectual Property Office. Founding partner Vladimir Penkov co-leads the team alongside associate Smilena Hrusanova, who draws from her expertise in both the IP and competition spheres to frequently act in complex infringement cases.

Practice head(s):

Vladimir Penkov; Smilena Hrusanova

Other key lawyers:

Ana Krusteva


‘Great availability and commitment to the matter.’

‘What we have experienced so far when working with Penkov, Markov & Partners is their high level of professionalism and deep knowledge of intellectual property matters. They have a large team, which enables them to advise on various legal problems, which for us was of key importance and the main reason to start working together.’

‘Very flexible young team of dedicated professionals. They are always approachable individually and observe their clients’ wishes, preferences and intentions.’

‘What impressed us the most was their exceptional approach to our case and our firm. It was very important for us to have someone we can rely on in a difficult case. They answer all our questions extremely quickly and adequately and are always available.’

Key clients



The National Hockey League (NHL)

Radio Romantika


LD Marketing

SDK Secure

Tiger Technologies


Dr. Theiss Naturwaren

Xella Group (Ytong)

Klett Publishing House

MAN Truck & Bus

BA Glass

Titan Cement

Karelia Tobacco Company

Pierre Fabre

Foundation Our Home Is Bulgaria


TBI Bank

Pension Assurance Company Doverie

Vienna Insurance Group

YNV Holdings


Arteks Engineering

Fantasma Games

Work highlights

  • Represented Berlin-Chemie in a parallel import case against BestaMed regarding the repacking and re-labelling of medicinal products.
  • Advised Tiger Technologies with regard to ensuring compliance for its activities, including the revision of different types of software agreements, and providing assistance with regard to IP employment-related matters, as well as trade mark registrations and representation in opposition proceedings.
  • Advised the buyer on the complex acquisition of a radio station, including analysing the issued broadcasting licences, agreements with collective management organisations, the IP portfolio, and agreements with producers and artists.

Popov, Arnaudov & Partners

Popov, Arnaudov & Partners frequently advises on matters related to the registration of trade marks, copyright, patents and designs. The team lends its expertise to legislative procedures, advising the Ministry of Culture on the transposition of EU directives into domestic law. The practice is seeing an increasing number of mandates arising out of the music industry, acting for the only organisation for the collective management of intellectual property in the music business in Bulgaria. Managing partner Emiliyan Arnaudov leads the department with support from Sibina Eftenova, who focuses on commercial and regulatory issues. Hristo Koparanov is another point of contact within the team.

Practice head(s):

Emiliyan Arnaudov

Other key lawyers:

Sibina Eftenova; Hristo Koparanov

Work highlights

  • Provided legal services to Prophon, a non-profit organisation for the collective management of neighbouring music rights.
  • Advised on a project for the Ministry of Culture regarding the transposition of EU directives.
  • Advised on documenting a master class of opera star Raina Kabaivanska and a subsequent documentary film.


The ‘reliable team’ fielded by Schoenherr counts numerous large multinational corporations among its clients, while new client gains include BlackPeak Capital and KiK, among others. The team's caseload consists of both contentious and non-contentious IP matters; it advises on the IP aspects of commercial and corporate transactions, in addition to representing clients in infringement cases. Senior attorney Ventsislav Tomov leads the team, and has more than 18 years of experience in the IP space. Associate Kristina Bozhinova is another active member of the department.

Practice head(s):

Ventsislav Tomov

Other key lawyers:

Kristina Bozhinova


‘Experienced and reliable team.’

‘Ventsislav Tomov is always thorough and to the point.’

Key clients

BlackPeak Capital

KiK Textilien und Non-Food

Subway International

Dimitar Madzharov

Robert Bosch


DAT Group

OMV Group

Work highlights

  • Advised Chaos Software on the complex cross-border ownership and copyright issues related to its merger with Enscape.
  • Successfully advised Car-Data on IP issues relating to distribution and licensing agreements.
  • Advised BlackPeak Capital on the IP, IT and data protection aspects of its equity investment in

Wolf Theiss

Wolf Theiss handles a diverse range of work in the IP space, covering general day-to-day advice alongside assisting with the IP aspects of commercial contracts and corporate reorganisations, and appearing in IP disputes before the domestic courts. The team acts for clients across various highly active sectors: TMT, financial services, food and healthcare, to name but a few. Richard Clegg advises on IP matters in the technology and other regulated sectors, in addition to advising on the IP aspects of IT-driven venture capital deals. He jointly leads the practice with managing partner and data protection specialist Anna Rizova.

Practice head(s):

Richard Clegg; Anna Rizova

Key clients

TA Associates

Loren Networks

Sky Hero

Raiffeisen Bank International

Ernst & Young Certified Auditors


Azerion Tech Holding

Voxxy Bg


NIK Electronics

Software Group (Finastra)

NIK Agro

Dentsply Sirona

Intuitive Surgical

Work highlights

  • Advised TA Associates Management on the IP and data privacy due diligence for the multi-jurisdictional acquisition of Chaos Group.
  • Advising a Bulgarian Internet of Things (IoT) company on the IP issues in the negotiation of an outsourced research and development agreement for engineering research and product development for an IoT solution monitoring telecom infrastructure.
  • Advising SoftwareOne UK on the IP due diligence for the acquisition of HeleCloud Bulgaria EOOD and DataStork Bulgaria.

KGK Law Firm

KGK Law Firm advises major corporations, including Carlsberg and Uber, on the full range of IP-related matters, counting patent, copyright, neighbouring rights, industrial design and trade mark issues among its steadily-expanding capabilities. Trayan Kosev leads the team and often advises on legislative amendments in the IP field.

Practice head(s):

Trayan Kosev


‘A brilliant team with brilliant expertise. What I like the most is that everyone from KGK always embraces the unusual and difficult cases. They are also ready to take up the communication with the other parties involved, at any time. Everyone is always extremely polite and willing to help.’

‘The whole team is really organised. We have been through many cases over the years and I really value the cost-saving approach that KGK has. I have always received a fair evaluation of the possible outcomes. I really appreciate that no one ever tried to do something in a way that will cost me more. Quite the opposite; KGK always saves you money.’

‘I trust KGK Law Firm with all my legal matters. KGK’s team is really organised, focused and energetic. An enormous amount of work was conducted by the IP department in a really short period of time.’

‘One of the best qualities of the team is that it is proactive and client-oriented. They don’t waste any time and always take the necessary actions. Although I am not based in Bulgaria, it is really easy to communicate with them. You feel comfortable being represented by KGK in proceedings and negotiations. What surprised me is that the team has knowledge not only of Bulgarian IP law, but also of IP legislation in other countries. KGK’s approach is effective in terms of achieving results and also in terms of money and time. I recommend KGK to everyone.’

‘Trayan Kosev is the attorney that you want to have on your side. No matter how hard it is, he always finds a solution for you. He is very trustworthy, always patient and polite, with profound knowledge in the field of IP.’

‘Trayan Kosev is a consummate problem-solver. He managed to organise our trade marks, patents, copyrights and other intellectual property in a way that made it incredibly easy to work with.’

Key clients



NIK Electronics

Sunday Media

C W Agency

Fast AI

Algera Health

Corporate Travel Bulgaria

Premio Travel Bulgaria



Neuronics Inc


Meliora Web

Smokini Restaurant

Andy Studio

Laura Catering


Edelvais Bansko

Poseidon Holidays

Building Box

New Sun Travel

In Shape 93


Diliyana Florentin

Work highlights

  • Provides advice and representation to Carlsberg Bulgaria on a wide range of matters concerning intellectual property.
  • Advised FAST AI on various IP matters related to software using artificial intelligence.
  • Advised Meliora Web on an initial sale of non-fungible tokens (NGT).

Eversheds Sutherland

The intellectual property practice of Eversheds Sutherland counts major pharmaceutical corporation AstraZeneca among the core clients for which it provides assistance in anti-counterfeiting actions, IP-related litigation and arbitration, registrations and software agreements. Nikolay Bebov leads the team, advising financial sector clients on IP agreements, particularly those relating to trade marks and software licensing. He is supported by senior associate Philip Kiossev.

Practice head(s):

Nikolay Bebov; Philip Kiossev

Other key lawyers:

Mirela Hristova


‘The IP team has very good knowledge of the applicable legislation. They provide comments in a timely manner and explain the situation in detail.’

‘I have worked with Mirela Hristova. She is fully reliable and commercially oriented.’

Key clients



Japan-Bulgaria Business Association

Japan Tobacco International Bulgaria

Work highlights

  • Advised AstraZeneca on the transfer of copyright and the structure of the copyright agreements used for information campaigns organised by the client aiming to raise awareness of several diseases.
  • Assisted the Japan-Bulgaria Business Association with the registration of a European trade mark, including advising on the availability of the trade mark chosen by the client, an assessment of the validity of the trade mark, the filing of registration documents and the monitoring of the filed application.