Doug Portnow, JD


Doug Portnow is a partner in the Palo Alto office of Wilson Sonsini Goodrich & Rosati, where he focuses his practice on patent prosecution and counseling. He regularly works with inventors to prepare new patent applications, and to draft amendments in response to office actions from the U.S. Patent and Trademark Office. Doug is also experienced in patentability, validity, and freedom-to-operate studies. He has worked extensively in the medical device and surgical sectors, including interventional cardiology, vascular surgery, and orthopedics, as well as with more traditional mechanical inventions.

Doug has worked actively with a number of start-up companies to help develop their intellectual property portfolios as well. He has performed due diligence work for numerous clients during venture financing and M&A activities, with many of these companies successfully raising capital or being acquired by public companies.

Prior to joining the firm, Doug was an associate in the mechanical and medical device group at Townsend and Townsend and Crew LLP (now Kilpatrick Townsend & Stockton). Before entering the legal profession, he worked for more than a decade in the medical device industry. He also held positions in engineering and senior management at start-up companies and well-established medical manufacturers located both within the U.S. and overseas.