William P. O'Sullivan

William "Bill" O'Sullivan is a member of the firm's Patent Group. He provides strategic counseling on a broad range of intellectual property issues, with an emphasis on patent prosecution and related counseling on inventions relating to electrical, mechanical, optical and software technologies for domestic and international clients. Bill's practice also involves due diligence studies, freedom-to-operate investigations, and infringement and validity opinions, as well as post-grant challenges to the validity of issued patents. Bill's practice also involves trademark prosecution and related counseling. Prior to joining the firm, Bill was a Principal in the New York office of Fish & Richardson, P.C. He also spent several years working as an electrical engineer and an engineering project manager. Awards and Honors Super Lawyers® Selectees William P. O'Sullivan included in a Super Lawyers® list Honors Rising Star by New England Super Lawyers®, Intellectual Property Other Sources of Feedback About William P. O'Sullivan Included on the 2015New England Super Lawyers list Past Lists 2014 New England Super Lawyers list

• Shareholder

• New York University Medical Center, Senior Project Manager, 1999 - 2000
• Seaworthy/S.W. Electrical Systems/Power Concepts, Electrical Engineer, 1995 - 1999
• General Dynamics, Engineer, 1994 - 1995
• Fish & Richardson P.C., Summer Associate, - 2002
• Fish & Richardson P.C., Law Clerk, 2000 - 2003
• Fish & Richardson, P.C., Principal

• Swim Committee Member, Volunteer, and Competitor, Swim with a Mission, Inc.
• Member, NH Tech Alliance, Product of the Year Committee
• Judge, NH Tech Alliance, Entrepreneur of the Year Program

• New Jersey
• New York, 2007
• U.S. Patent and Trademark Office, 2006
• New Hampshire

• New Hampshire Bar, Intellectual Property section