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About Erin

Erin Hennessy, chair of the firm’s trademark and copyright department, focuses on trademark law, copyright law and internet and social media issues spanning many industries including media, publishing, technology, retail, fashion and financial services. Having served as a former chief trademark counsel in-house, she brings an innate business sense and firsthand insights to her practice.

Erin counsels clients on all aspects of IP with a particular 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 work. She has worked on various policy issues such as the launch of the new gTLDs, trademark dilution, and cybersquatting. She has served as lead trademark counsel on major corporate transactions such as the $9.6 billion spinoff of Time Warner Cable from Time Warner Inc. and the $2.6 billion divestiture of Warner Music Group.

Prior to joining Bracewell, she was the assistant general counsel and chief trademark counsel for Time Warner Inc. Erin sits on the firm’s Women’s Network Committee and Associate Evaluation Committee. She frequently speaks and publishes on topics such as the new gTLDs, trademarks in social media, and trademark prosecution best practices.

She is passionate about intellectual property, has a keen business sense and is super dedicated to her clients.
World Trademark Review 1000, 2019


Publications and Speeches

"Rights in China: Time is right for public figures to register in China," Intellectual Property Magazine, May 2017

“The Joke is in the Bag! Parody at the Federal and TTAB Levels,” IP Strategist, March 2017.

“Keep Quiet and Carry On under the EU Trade Secrets Directive,” IP Magazine, September 2016.

“Brand Owners Can Make Trademark Tacking Stick,” Law360, January 2015. 

“The Kirtsaeng Decision – Keep Calm and Copyright On,” Westlaw Journal, December 2014.

“.bank And Other Domain Names to Open For Financial Institutions...And Others,” IP Today, December 2014.

“Fantastic .Voyage: The Launch of First 9 New gTLDs,” IP Today, December, 2013.

“How To P.O.L.I.C.E. Your Brand During 2014 GTLDS Launch,” Law360, December 13, 2013.

“Checking in on the New gTLD Objection Processes,” Intellectual Property Strategist, December 1, 2013.

“Forward March! Trademarks in the Military,” INTA Leadership Meeting, Miami, November 2013.

“Managing Your In-House Portfolio: Top 10 Tips for the In-House Counsel,” Association of Corporate Counsel, Austin, October 2013.

“Appeals by the Numbers: Do the TTAB’s Standards of Proof for Reviewing ‘Close’ Cases Matter?” Law360, October 1, 2013.

“Q&A on USPTO’s draft guide for new top-level domain names,” Thomson Reuters, September 27, 2013.

“Inside Oprah Winfrey’s Battle for ‘Power,’” The Wrap, July 17, 2013.

“TMs & Cloud Issues,” World Trademark Review, March 1, 2013.

“A Red-Leather Day: Giving Single Color Trademarks In The Fashion Industry A Little Sole,” IP Litigator, February 2013.

“Babes in Toyland: Video Games for ‘Children’ of All Ages,” 2012 International Trademark Association Leadership Meeting, November 2012.

“Linsanity, Blue Ivy Carter, and Pretzel Crisps: What Brand Owners Can Learn From the Pages of The New York Times, Facebook, and Twitter,” Intellectual Property Owners Association 40th Annual Meeting, September, 2012.

“‘Big Reveal’ Roundup: 8 Tips for Reviewing The New gTLDs,” Law360, June 2012.

“Navigating Diversity Issues in the Legal Profession,” Seattle, May 2012.

“Trademark Current Developments: Domain Names, Disputes and Generic Top-Level Domain Names (gTLD),” 25th Annual Technology Law Conference, May 2012.

“ICANN’s New Generic Top-Level Domain (gTLD) Program – Should your Company Apply?” Law Seminars International, March 2012.

“Internet 2.0: Jurisdictional Risks in Today’s Cyber World,” IP Strategist, March 2012.

“We Have Lift-Off! What’s Next for .XXX in a Post-Launch World?” Intellectual Property Today, February 2012.

“.XXX General Availability Period: A Green Light to Block Red Light Domain Names,” Intellectual Property Strategist, January 2012.



Widener University Law School,
Miami University,
Bachelor of Arts

Bar Admissions

New York
District of Columbia


International Trademark Association
Member, 2000 - 2017; INTA PAC Board of Governors, 2016 - 2017; Leadership Development Committee. 2016 - 2017; Board of Directors, 2008 - 2010; President, 2006 - 2007
Intellectual Property Owners Association
Vice Chair, Trademark Law Committee, 2012 - 2017
Military Spouse JD Network
Past Board Member; Former Liaison to ABA Commission on Women in the Profession
Association of the Bar of the City of New York
Women in the Legal Profession Committee, 2015 - 2017
American Bar Association
Trademark Litigation Committee, Vice Chair, 2009 - 2011
The Intellectual Property Strategist
Board of Editors, 2003 - 2017



The Best Lawyers in America Recognize 74 Bracewell Attorneys

August 15, 2016
Best Lawyers, Woodward White, Inc.

Fantastic .Voyage: The Launch of First 9 New gTLDs

December 17, 2013
Intellectual Property Today - Online

Member Spotlight: Erin Hennessy, Bracewell & Giuliani

May 10, 2013
Military Spouse JD Network

Trademark Clearinghouse Part 2: Worried Web

April 1, 2013
Intellectual Property Magazine

Nike's Promise Not To Do It

January 1, 2013
Intellectual Property Magazine





Chambers USA
Intellectual Property, 2014 - 2016
The Legal 500 United States
Intellectual Property - Trademarks: Non-Contentious (full coverage), 2014 - 2018
Woodward/White, Inc.
Best Lawyers
Trademark Law, 2013 - 2020
Globe Business Publishing
World Trademark Review 1000
Trademark: Prosecution and Strategy (New York), 2017 - 2020; Trademark (Washington), 2013, 2016 - 2019
Euromoney Institutional Investor PLC
Managing Intellectual Property
Trademark IP Star (Washington), 2016 - 2019; Trademark IP Star (New York), 2018 - 2019
Department of the Army
Commander’s Award for Public Service, 2016, 2011
Military Spouse J.D. Network (MSJDN)
Professional Excellence Award
Department of the Army
Outstanding Civilian Service Medal, 2010
US Armor Association
Order of St. Joan D’Arc, 2010
Time Warner
Annual Andrew Heiskell Community Service Award, 2005