The doctrine of issue preclusion, or collateral estoppel, prevents a party who unsuccessfully litigated an issue to a final decision in one proceeding from relitigating the same issue in future ...

Inter partes review—or “IPR”—has become a popular avenue for accused patent infringers to challenge the validity of a patent’s claims outside of federal court. Any interested party may file for IPR, ...

The Supreme Court on Tuesday narrowed the doctrine of patent assignor estoppel, which prohibits an inventor from assigning a patent to someone and then later contending in litigation that the patent ...

The US Supreme Court has rejected the argument that a good faith belief in a patent’s invalidity is a defence against liability for inducement to infringe In Commil v Cisco, the defendant Cisco argued ...

“If you don’t have a consistent body of law, then the PTAB just becomes a forum for abuse, and parties have no predictability regarding how a proceeding will come out.” – Dana Colarulli The PTAB’s ...

The China Patent Office upheld the validity of the patent over the antihistamine desloratadine citrate disodium, as Yue Guan from Wanhuida Intellectual Property explains The China Patent Office ...

Purdue said ST transistors used in EVs infringe patent Jury said ST owes royalty damages, rejected patent invalidity argument Dec 5 (Reuters) - European chipmaker STMicroelectronics (STMPA.PA), opens ...

Pocketpair responded to Nintendo's Palworld patent complaint in two stages. The Palworld developer argued both invalidity and non-infringement in the face of the patent lawsuit. The non-infringement ...

SHANGHAI, March 26, 2025 /PRNewswire/ -- Newman Infinite, Inc. (translated as Newman Unlimited in Mandarin) announced today that its marquee China patent (CN104115107B) for precision touchscreen ...