People

Mark D. Selwyn

Partner

Co-Chair, Intellectual Property Litigation Practice Group

Selwyn, Mark D.

Mark Selwyn is a partner in the Litigation/Controversy Department, co-chair of the Intellectual Property Litigation Practice Group and a member of the firm's Management Committee. He joined the firm in 1994.

Practice

Mr. Selwyn’s practice focuses on intellectual property litigation. Major corporations have relied on him to litigate biomedical, electrical, chemical, mechanical, and business method patents involving a diverse array of technologies, including wireless communications, electronic commerce, digital cameras, solid state disk drives, location sensing, biosensors, water and wastewater filtration, integrated circuits and angioplasty catheters. He has represented clients in dozens of patent and other intellectual property cases in federal courts throughout the country and before the International Trade Commission (ITC). Mr. Selwyn counts among his clients many of Silicon Valley’s most prominent technology companies.

Honors & Awards

  • Recognized among "the finest law firm writers" of 2017 by the Burton Awards
  • Selected by his peers for inclusion in the 2017 and 2018 edition of the Best Lawyers in America
  • Named a leading IP practitioner in the 2016 World Intellectual Property Review (WIPR) guide
  • Named to the Daily Journal's exclusive lists of the Top Intellectual Property Lawyers in California (2008-2016) and Top 100 Lawyers in California list (2013)
  • Recognized for exceptional standing in the legal community in the area of intellectual property in Chambers USA: America's Leading Lawyers for Business, 2005-2017 editions. Sources say "He is substantively excellent. He knows the law and is fantastic at all levels - from trial to appeal."
  • Named a 2013-2017 leading practitioner in patent law by IAM Patent 1000: The World's Leading Patent Practitioners
  • Selected as a 2013-2017 IP Star by Managing IP, a guidebook that identifies leading IP lawyers in the United States
  • Recommended by The Legal 500 United States for his work in patent litigation at the International Trade Commission
  • Named a "Life Sciences Star" in the 2012-2016 editions of LMG Life Sciences  for intellectual property
  • Named as one of the "Top 100 Attorneys in Northern California" in 2011 and 2015 by Super Lawyers magazine
  • Recognized in the 2009-2017 editions of Northern California Super Lawyers for his intellectual property litigation practice
  • Named a "Local Litigation Star" and a "California Litigation Star" for Intellectual Property in the 2012 and 2013 editions of Benchmark Litigation
  • Selected as one of Lawdragon Magazine's "500 Leading Lawyers in America" in 2013
  • Recognized as a "Massachusetts Super Lawyers Rising Star" in intellectual property litigation in the May 2005 edition of Boston Magazine

Publications & News

View

August 16, 2017

WilmerHale Lawyers Named Among the 2018 Best Lawyers in America®, Nine Recognized as Lawyers of the Year

Best Lawyers in America®—the oldest and most respected peer-review publication in the legal industry—recognizes 107 WilmerHale lawyers and names nine partners as Lawyers of the Year in its 24th edition.

July 24, 2017

WilmerHale Recognized in IAM Patent 1000 2017

The firm and several of its partners are ranked in IAM Patent 1000 2017 – The World's Leading Patent Professionals.

June 9, 2017

The Legal 500 United States 2017 Recognizes 125 WilmerHale Lawyers Across 28 Practice Areas

The Legal 500 United States has released its 2017 rankings, recommending 125 WilmerHale lawyers—including 12 who are named to its elite “Leading Lawyers” list and two on its “Next Generation Lawyers” list—and 28 practice areas in its 11th edition.

June 8, 2017

WilmerHale Partners and Practices Named Among Managing Intellectual Property's 2017 IP Stars

IP Stars identifies lawyers based on their practice and industry experience, and recommendations from their peers and clients.

May 26, 2017

WilmerHale Lawyers and Practices Recognized in 2017 Edition of Chambers USA

Chambers and Partners announced its rankings for the 2017 edition of Chambers USA: America's Leading Lawyers for Business, with WilmerHale listed among the nation's best in 50 practice area categories. Chambers also ranked 86 WilmerHale lawyers as leaders in their respective fields.

March 23, 2017

Selwyn and Fernandez Selected Among Finest Law Firm Writers by Burton Awards

Partners Ben Fernandez and Mark Selwyn have been recognized among “the finest law firm writers” of 2017 as announced by the Burton Awards, a nonprofit program run in association with the Library of Congress.

November 30, 2016

The UK Decides to Ratify the UPC Agreement: The UPC and Unitary Patent to Proceed in 2017

Despite the Brexit vote, the UK has decided to ratify the UPC Agreement, and the UPC will now proceed in 2017. The opt-out sunrise period will likely commence in spring or summer 2017.

November 9, 2016

LMG Life Sciences Ranks WilmerHale and Attorneys Among the Best

The 2016 guide highlights nine firm practices and 18 attorneys, recognizing work under three categories—Intellectual Property, Finance and Transactional, and Non-IP Litigation and Enforcement.

October 25, 2016

Design Patent Post-Grant: Is Anticipation Easier to Prove Than Obviousness?

An article by Ben Fernandez and Mark Selwyn, published by Bloomberg BNA's Patent Trademark & Copyright Journal, introduces and compares the standards for design patent anticipation and obviousness, explores the interplay between anticipation and obviousness at the PTAB, and summarizes practical takeaways from the current design patent IPR landscape.

August 24, 2016

Daily Journal Honors Robert Galvin and Mark Selwyn as Top IP Lawyers in California

The list recognizes the most impressive attorney achievements in the field of intellectual property from successfully arguing novel theories of law and winning significant cases to protecting client portfolios.

Professional Activities

Mr. Selwyn is a member of the California Bar Foundation's Board of Directors.

Practices

Skip Navigation Links.

Education

JD, Columbia Law School, 1993, Harlan Fisk Stone Scholar; Articles Editor, Columbia Journal of Law and Social Problems

AB, magna cum laude, Harvard University, 1990, John Harvard Scholar

Bar Admissions

California

Massachusetts

New York

Clerkships

The Hon. Naomi Reice Buchwald, US District Court for the Southern District of New York, 1993 - 1994

Government Experience

Skip Navigation Links.