Erin Hennessy > Haynes and Boone, L.L.P. > New York, United States > Lawyer Profile
Haynes and Boone, L.L.P. Offices

30 ROCKEFELLER PLAZA, 26TH FLOOR
NEW YORK
United States
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Erin Hennessy
Work Department
Trademarks; Trademark Cancellations and Oppositions; Trademark Prosecution; Trademark Litigation; Intellectual Property; Advertising, Marketing, and Promotional Law; Social Media and Copyright
Position
Partner
Career
Erin Hennessy focuses her practice on trademark law, copyright law and internet and social media issues spanning many industries including media, publishing, technology, retail, fashion and financial services. Erin counsels clients on all aspects of intellectual property with an emphasis on supporting legal, business and marketing teams with branding issues facing their businesses. She handles worldwide trademark matters including trademark counseling, clearance, registration, protection and enforcement, domain name and internet issues, litigation, licensing and transactional matters. She has worked on various policy issues such as the launch of the new gTLDs, trademark dilution, and cybersquatting.
Memberships
International Trademark Association (INTA)
Education
J.D., Widener University Law School, 1996
Lawyer Rankings
United States > Intellectual property > Trademarks: non-contentious (including prosecution, portfolio management and licensing)
Haynes and Boone, L.L.P. fields a team of experienced trademark lawyers across the country, though its strongest presence is in Dallas. Acting for clients in the advertising, telecoms, financial services and music industries, the team handles the full range of IP matters, including domain name disputes, oppositions and enforcement. Contacts in the Dallas office include trademark group chair David Bell, a name to note for international brand management; Purvi Patel Alber, who advises Fortune 500 companies on US and foreign trademark enforcement; and Jeffrey Becker, who is also noted for brand management as well as for advertising issues. 2020 saw the introduction of a number of new team members: in May, Erin Hennessy joined from Bracewell LLP; in August, partner Joseph Matal joined from the USPTO; and in November, Theresa Conduah joined the firm from an in-house role.
Lawyer Rankings
Top Tier Firm Rankings
Firm Rankings
- Intellectual property > Trademarks: non-contentious (including prosecution, portfolio management and licensing)
- Industry focus > Energy litigation: oil and gas
- Finance > Structured finance: derivatives and structured products
- M&A/corporate and commercial > M&A: middle-market (sub-$500m)
- Labor and employment > Employee benefits, executive compensation and retirement plans: transactional