Today the Circuit agreed to hear en banc Nantkwest v. Matal,in which the panel had reversed a district court decision that had rejected the PTO’s position that applicants who appeal a district court must pay the PTO’s legal...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
On February 5, the Federal Circuit issued its first decision on an appeal of a final written decision of an Inter Partes Review (“IPR”). The decision addressed two outstanding questions of interest to IPR proceedings. First,...more