Recently, the Federal Circuit held that an ex-employee (of Cisco) who founded a competitor (Arista) can challenge their own assigned patent, finding that, after assignment, they are not the patent owner. The Court held that...more
In October 2016, we posted about a Federal Circuit decision addressing whether assignor estoppel bars a party from filing an inter partes review petition. In Athena Automation Ltd. v. Husky Injection Molding Systems Ltd., the...more
As we reported earlier, the Federal Circuit decided in January 2017 to rehear en banc whether the PTAB’s findings regarding 35 U.S.C. § 315(b)’s one year bar can be reviewed on appeal. Wi-Fi One v. Broadcom Corp. The...more
Withdrawal of Claims During Prosecution Can Trigger Prosecution History Estoppel In UCB, Inc. v. Yeda Research and Development Co., Ltd., Appeal No. 2015-1957, the Federal Circuit held that prosecution estoppel can apply even...more