Estoppel Doctrine in China's Patent System
PATENT CASE OF THE WEEK - Apple Inc. v. Voip-Pal.com, Inc., Appeal No. 2018-1456, -1457 (Fed. Cir. Sept. 25, 2020) - In our Case of the Week, the Federal Circuit addressed two novel issues following inter partes review...more
In a case involving at-home glucose monitoring systems, the US Court of Appeals for the Federal Circuit found the patent owner was estopped from asserting a doctrine of equivalents theory of infringement based on subject...more
The court in Koninklijke Philips N.V. v. Wangs All. Corp., No. 14:cv-12298, 2018 WL 283893 (D. Mass. Jan. 2, 2018) denied summary judgement of no invalidity, finding that the Federal Circuit’s holding in Shaw forecloses a...more
Core Wireless v. LG affirms the denial of summary judgment as to unpatentable subject matter, ruling that the asserted claims are directed to an improved user interface for computing devices, not to the abstract idea of an...more
On May 11, 2017, Magistrate Judge Roy Payne in the Eastern District of Texas recommended that patentee Biscotti’s inter partes review (IPR) estoppel motion be granted–in-part and denied-in-part....more
In an opinion addressing prosecution history estoppel, the US Court of Appeals for the Federal Circuit affirmed a district court’s decision granting summary judgment of non-infringement, finding that the patentee was estopped...more