We are pleased to announce that William R. Hansen has joined the Firm as a partner. Bill has been practicing IP law since 1978.  In those over 40 years, Bill has been one of the leading IP litigators in the U.S. regularly representing large U.S. and International companies in IP matters including trademark and trade dress infringement, false advertising, copyright infringement, patent and trade secret cases. 

In addition to his intellectual property litigation work, Bill regularly provides counsel on all aspects of trademarks and copyrights, including proceedings before the U.S. Patent and Trademark Office, trademark clearance and protection of copyrighted works.

Bill has been named as one of the leading intellectual property attorneys in New York by Chambers USA (2012, 2013), selected to Super Lawyers (2007-2011) in New York IP litigation, named among the world’s top trademark attorneys by Euromoney International Investor, recognized in the Guide to the World’s Leading Trademark Law Practitioners (2008, 2012) and as one of the “World’s Leading Trademark Law Practitioners” by Managing Intellectual Property magazine. 

Prior to joining Powley & Gibson, P.C., Bill had been a Senior partner at the firm Nims, Howes, Collison, Hansen & Lackert, a highly respected law firm that has been involved in much of the case law that provides the framework of today’s trademark law, and where many of us began the practice of IP law. Since 2002, Bill has been a partner at large general practice AMLAW top 150 law firms often in leadership positions.  Bill made the decision to return to an IP specialty firm to better serve his clients.  Admitted to practice law in the State of New York in 1978, Bill is admitted in the U.S. District Court, Southern District of New York, U.S. District Court, Eastern District of New York, U.S. District Court, Northern District of New York, U.S. Court of Appeals, Federal Circuit, and U.S. Court of Appeals, Second Circuit. 

 wrhansen@powleygibson.com