February 04, 2026
The U.S. Patent and Trademark Office has removed the precedential status of two 2019 decisions addressing the rule that patent challengers must identify all interested parties, saying they were at odds with a decision that was made precedential last year.
April 16, 2019
The Patent Trial and Appeal Board on Tuesday designated as precedential three decisions addressing the rule that patent challengers must identify all interested parties, with one decision terminating a case for not meeting the requirement and two allowing petitioners to update filings to comply with it.