It was a banner district court week, with 104 patent filings and 64 cases terminated, mostly file-and-settle non-practicing entity (NPE) litigation, and 26 Patent Trial and Appeal Board (PTAB) cases, ...

Collateral estoppel, or issue preclusion, the Court of Appeals found, "precludes a party from relitigating in a subsequent action or proceeding an issue clearly raised in a prior action or proceeding ...

The Berlin District Court has rejected an action for a negative declaratory judgment brought by the holder of a ‘.com’ domain name against the defendant, who had obtained a favourable decision under ...

A New Jersey patent owner's cease-and-desist letter to an alleged infringer isn't enough to subject it to a lawsuit in Tennessee, the alleged infringer's state, the Federal U.S. Circuit Court of ...

“[T]he standard for establishing standing under the Declaratory Judgment Act is the same as the standard for establishing Article III standing.” – Federal Circuit Yesterday, the U.S. Court of Appeals ...