In a Managing Intellectual Property article, IP litigation partner and PTAB chair Scott McKeown discussed the legal strategy of filing parallel petitions at the Patent Trial and Appeal Board despite rarely using them. A recent study by the U.S. Patent and Trademark Office found that filing serial PTAB petitions has become less common.
Scott notes that if a patent owner decided to add more claims to its lawsuit than a serial PTAB petition would be a proper response. Please see the Full Article here: Managing Intellectual Property PTAB Multiple Petitions Valued Scott McKeown Article 7-14-23