Packets

The Federal Circuit denied a petition for rehearing en banc over the issue of what is required in the written description to justify a patent’s claims. Lizardtech’s patent claim was invalidated by the Federal Circuit for having claims “in excess of the specification’s embodiments.” Lizardtech appealed arguing that prior law created uncertainty about what is required in a written description. The concurring opinion stated that the statute governing written description in patent claims (35 U.S.C. Read more » about Federal Circuit Dissent Calls for Clarification of Written Description Doctrine