Firm Profile > ABP Anwälte Burger & Partner Rechtsanwalt GmbH > Windischgarsten, Austria

ABP Anwälte Burger & Partner Rechtsanwalt GmbH

Austria > Intellectual property Tier 5

ABP Anwälte Burger & Partner Rechtsanwalt GmbH has offices throughout the DACH region and handles patent filings, trade mark and design filings as well as utility models. The IP boutique is headed by patent specialist Hannes Burger, who concentrates on IP-related prosecution and litigation. IP contracts work is undertaken by Clemens Ofner.

Practice head(s):

Hannes Burger

Other key lawyers:


‘High technical knowledge, easy to communicate on very complicated items, very reactive / sparing partner with a lot of recommendations.’

‘The team has a lot of knowledge in various technical fields.’

‘Excellent competence in both contractual and patent issues.’

‘Dr. Fabian has profound expertise.’

‘Dr. Burger is the perfect mixture of legal & technical competence.’

‘Very good cooperation, very good technical understanding and very solution-oriented, almost a partnership.’

‘Direct and close contact with the management, direct coordination with the responsible technician with critical and constructive discussions.’

Key clients

Rosenbauer International AG


Swarovski Optik KG

Banner Batterien

Bene Büromöbel

FILL Gesellschaft M.B.H.

Miba AG



Anwälte Burger und Partner (ABP) is a full-service IP boutique and law firm which offers the entire spectrum of legal services surrounding the protection of intellectual property around the globe.

ABP has a large, synchronized and experienced team of attorneys-at-law, lawyers, technical engineers, researchers and paralegals (more than 40 experts including our cooperation partners and employees at satellite offices!) and operates internationally. This is why ABP can help its clients from the first idea to the worldwide enforcements of rights.

According to clients’ feedback, ABP’s experts “have excellent professional and social skills” and provide “the perfect combination of legal & technical know-how, precise knowledge about products, patents & technology used”. Dr. Hannes Burger and Dr. Clemens Ofner (lead partners of ABP) are highly appreciated for their profound experience in patent and trademark matters.

ABP has offices in Austria (Windischgarsten [headquarters] and Vienna), Germany (Munich) and Switzerland (Zurich), which is a unique constellation (no other IP law firm in Austria can demonstrate such structure!) and enables ABP to interact more directly, personally and faster.

Department Name Email Telephone
Intellectual property Burger Hannes +43756220531
Intellectual property Ofner Clemens +43756220531
Intellectual property Katarina Casals Ide +43756220531
Intellectual property Sabine Mahringer +43756220531
Intellectual property Esther Humpl-Wagner +43756220531
Photo Name Position Profile
Dr Hannes Burger  photo Dr Hannes Burger Managing Partner, Attorney at law
Dr Katarina Casals Ide  photo Dr Katarina Casals Ide Partner, Attorney at law
Mag Esther Humpl-Wagner  photo Mag Esther Humpl-Wagner Employed Attorney at law
Mag Sabine Mahringer  photo Mag Sabine Mahringer Cooperation Partner, Attorney at law
Dr Clemens Ofner  photo Dr Clemens Ofner Partner, Attorney at law
Mag Isabella Schmid  photo Mag Isabella Schmid In-house legal counsel and mediator
Attorneys-at-Law : 5
Austrian Patent Attorneys in cooperation : 3
European Patent Attorneys in cooperation : 2
employed German Patent Attorney : 1
employed Swiss Patent Attorney : 1
employed European Patent Attorney : 1
Lawyer : 1
Trainee Lawyer : 1
Technical Engineers : 6
Paralegals : 25
Association of European Trade Mark Owners (MARQUES)
Österreichische Vereinigung für Gewerblichen Rechtsschutz und Urheberrecht (ÖV)
Other offices : Munich
Other offices : Vienna
Other offices : Zurich

ABP Anwälte Burger & Partner offers the complete range of legal services with respect to patents, trade marks, design patents, internet domains, IP rights contracts and agreements, IP rights disputes/conflict resolution and intellectual property searches. Companies all over the world benefit from the concentration of ABP’s know-how in the special field of intellectual property, regardless of whether matters in the USA, Europe, Russia or the Asian region such as China or Japan are included.  

ABP is a large filer and cooperates with more than 120 foreign law firms in 100 countries worldwide. The portfolio currently covers more than 21.000 active filings.  

The clients 

The client base of ABP Anwälte Burger und Partner is a longstanding and strong one, with very interesting and large prosecution projects and litigation matters. Almost all clients are internationally operating companies from the industrial sector (many of them are well-known and global players in their sector) with revenues in the hundreds of millions of Euros.  

The team 

Managing Partner Dr Hannes Burger and his team have been specialized in intellectual property rights for many years and are nationally and internationally active in prosecution as well as litigation regarding the field of IP.  

Dr Hannes Burger is very experienced in confiscation of patent-infringing products and enforcement of rights in China and in IP negotiations with companies on site in e.g. the USA, Great Britain and South Korea 

Founding Partner Dr Clemens Ofner knows how to manage several thousand national and international trademark and design patent applications in more than 100 countries and is experienced in trademark law proceedings e.g. before the Court of Justice of the European Union in Luxembourg and in advising Austrian and Swiss clients during lawsuits (trademark and competition law) in Germany 

Partner Dr Katarina Casals Ide is also experienced in license negotiations with American companies and has post-graduate degree in Intellectual Property at the University of Alicante (Spain) leading to the qualification “Máster en Propiedad Industrial, Intelectual y Derecho de la Sociedad de la Información”