William Barrow

Mayer Brown

William J. Barrow is an associate in Mayer Brown’s Washington DC office and is a member of the Intellectual Property Group. Bill protects and defends clients’ intellectual property rights in district courts throughout the country, before the US International Trade Commission (ITC), and before the US Patent and Trademark Office (USPTO).

Having begun his career prosecuting electrical and computer software patents, Bill is often sought out for his understanding of the interplay between litigation and USPTO procedure.

His experience in this regard leads to the early identification of favorable case strategies and mechanisms for implementing those strategies in concert with his clients’ business goals in mind. Clients rely on Bill not just to manage their matters, but as a trusted advisor to advance and protect their business interests before, during, and after litigation.

Bill’s litigation experience spans nearly ten years and countless industries, with a particular emphasis on consumer electronics, telecommunications, software, and automobiles. Bill has litigated cases from inception through trial, on the plaintiff and defendant side, and has counseled numerous foreign companies on navigating the US market. Bill also advises smaller businesses on how to leverage and protect their intellectual property.

Bill is frequently invited to speak and write on complex intellectual property issues, including IP valuation, licensing, and post grant proceedings before the US Patent Trial and Appeal Board (PTAB).

Bill is also substantially active in a number of legal organizations, devotes substantial time to advancing diversity and inclusion in the legal industry, and contributes regularly to various firm initiatives:

  • Bill recently served as Chair of the Intellectual Property Section of the National Bar Association (NBA)—the nation’s oldest and largest national network of predominantly African-American attorneys and judges. Bill has also served in various leadership roles on the Patent Litigation Committee of the American Intellectual Property Law Association (AIPLA).
  • In 2018, Mayer Brown selected Bill as its Fellow for the Leadership Council on Legal Diversity (LCLD)—an organization of nearly 300 members, consisting of general counsel of major corporations and managing partners of the nation’s leading law firms, whose goal is to facilitate the development of diverse legal talent for positions of leadership.
  • Bill also devotes a significant portion of his time to mentoring younger attorneys through his involvement in the NBA, AIPLA, and LCLD.
  • Bill is active in Mayer Brown’s pro bono program. In 2016, Bill helped secure the release of a client by successfully convincing the US Court of Appeals for the 7th Circuit that new case law should apply retroactively under Teague v. Lane.

Education :

  • American University Washington College of Law, JD
  • University of Pennsylvania, BS

Admissions :

  • District of Columbia
  • Maryland
  • US District Court for the Eastern District of Michigan
  • US District Court for the Eastern District of Texas
  • US Patent and Trademark Office

Activities :

  • 2018 Leadership Council on Legal Diversity Fellow
  • National Bar Association,  Intellectual Property Section, Chair (2017-2018), Vice Chair (2016-2017), CLE Coordinator (2015-2016)
  • American Intellectual Property Law Association, Co-Chair of Patent Litigation Committee’s Subcommittee on Diversity, and Vice Chair of Professional Programs Subcommittee
  • Chair and Founder of Mayer Brown Black Lawyers (DC)
  • American Bar Association

Experience :

  • Presently representing Maxell, Ltd. in a number of US district court patent litigation matters pertaining to smart phone technology. Key contributor on trial team (conducting direct and cross examinations of witnesses at trial) that secured $43.3 million verdict against ZTE USA in E.D. Tex.
  • Represented General Motors against allegations of patent infringement regarding vehicle stereo systems in E.D. Tex. Role included managing technical module of case, and developing technical and licensing positions for same; arguing claim terms at Markman hearing; and taking and defending fact and expert depositions.
  • Represented Mitsubishi Electric before ITC against allegations of patent infringement regarding Smart TVs. Role included developing technical positions for patents; and taking and defending fact and expert depositions.
  • Represented Hyundai and Kia before ITC against allegations of patent infringement regarding in-dash GPS navigation systems. Role included managing technical module of case; managing team of associates on technical and discovery-related issues; and taking and defending fact and expert depositions.


Rate : $$$

What types of cases Attorney William Barrow & Mayer Brown can handle?
Mayer Brown can handle cases related to laws concerning Litigation, Business, Intellectual Property, Trademark infringement. We manually verify each attorney’s practice areas before approving their profiles and reviews on our website.
Where is Mayer Brown located?
Mayer Brown is located at 1999 K St NW, Washington, DC 20006, USA. You can reach out to Mayer Brown using their phone line 202.263.3154. You can also check their website mayerbrown.com or email them at [email protected].
How much would it cost to hire Mayer Brown?
William Barrow lawyer charges are specific to each case. However, they work with contingency fees and its ranges from $$ to $$$. They also provide free consultation [and no obligation quotes] if you are interested to hire.
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Mayer Brown
1999 K St NW, Washington, DC 20006, USA
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