Mark Sommers practices exclusively in the areas of trademarks, domain names, dilution, unfair competition, and false advertising. Both domestically and internationally, Mr. Sommers provides a full range of services including litigation, counseling, clearance and infringement opinions, and licensing.
Mr. Sommers has litigated a broad range of trademark, unfair competition, domain name, name diversion, trade dress, and false advertising cases before the federal courts and the Trademark Trial and Appeal Board of the U.S. Patent and Trademark Office. He has also orchestrated many international strategies concerning the acquisition of rights and the enforcement of those rights.
In representing the interests of many European and Asian companies, Mr. Sommers has gained an appreciation of foreign companies’ sensitivity to U.S. practice and procedure. He frequently presents to both U.S. and international audiences and has authored numerous articles about trademarks, domain names, trade dress, and unfair competition.
- Ranked among top D.C. trademark lawyers for contentious and non-contentious work in World Trademark Review 1000, 2011-2014.
- Ranked among top 25 trademark experts in the world by in-house counsel and peers in Legal Media Group's Guide to the World's Leading Lawyers—Best of the Best, 2007, 2009, 2011, 2013; and among top U.S. trademark lawyers in Legal Media Group's Guide to the World's Leading Trademark Law Practitioners, 2006, 2008, 2010, 2012.
- Consistently recognized by The Legal 500 U.S. for trademark litigation work since 2007.
- Consistently listed in The International Who's Who of Trademark Lawyers since 2004.
- Coauthor. "Second Circuit Upholds Finding of Willful Infringement on Summary Judgment Against Fendi Counterfeiter" IP Litigator, May/June 2013.
- Coauthor. "Testing the Extraterritorial Limits of the Lanham Act: Are Counterfeiters' Overseas Assets and Bank Records Within Reach?" IP Litigator, July/Aug. 2012.
- Coauthor. "Courts Show Willingness to Grant Sweeping Injunctive Relief to Stop the Next Generation of Counterfeiters," IP Litigator, Jan./Feb. 2012.
- Coauthor. "ECJ Issues L'Oreal v. eBay Ruling: Online Marketplaces Can Be Liable for Counterfeit Goods," IP Litigator, Sept./Oct. 2011.
- Coauthor. "Trademark Owners and Internet Platforms Decide They Are Stronger Together Than Apart," IP Litigator, July/Aug. 2011.
- Coauthor. "The Second Circuit's Decision in Tiffany v. eBay," IP Litigator, May/June 2010.
- Coauthor. "Removal of UPC Labels Subverts Trademark Owner Quality Controls and Constitutes Material Difference," IP Litigator, Jan./Feb. 2010.
- Coauthor. "New Directions for Laches Defence," World Trademark Review, Aug./Sept. 2009.
- Coauthor. "'Material Differences' Outside the Gray Market Context," IP Litigator, July/Aug. 2009.
- Coauthor. "Gray Market Goods and the 'Material Differences' Test," IP Litigator, May/June 2009.