Denial of preliminary injunction and dismissal with prejudice for defective contentions affirmed

Xiaohua Huang v. MediaTek U.S. is a nonprecedential case decided on June 3, 2020 on appeal from the Northern District of California. After denying Plaintiff Huang’s motion for sanctions, a TRO, and a preliminary injunction, the district court struck Huang’s fourth set of infringement contentions for failing to comply the …

Ten percent prejudgment interest on the jury award affirmed

Schwendimann v. Arkwright Advanced Coating was decided on May 13, 2020, on appeal from the District of Minnesota. The district court granted Plaintiff Schwendimann motion for summary judgment of proper standing. Following a jury trial, a judgment of willful infringement was entered against Defendant Arkwright and the jury awarded Schwendimann …

No irreparable harm where plaintiff licenses the patent and defendant competes with the licensees

Verinata Health v. Ariosa Diagnostics is a nonprecendential case decided on April 24, 2020, on appeal from the Northern District of California. The asserted patents concern DNA sequence testing. After trial, the jury found two patents owned by Plaintiffs Verinata and Illumina valid and infringed, and awarded “approximately $27 million …

Assignor estoppel bars assignor from challenging patent validity at the district court but not the PTAB

Hologic v. Minerva Surgical was decided on April 22, 2020 on appeal from the District of Delaware. A named inventor of the eventual asserted patents (the ‘183 and the ‘348) assigned his rights to the relevant patent applications to a company that would later be acquired by plaintiff Hologic. Years …

Defendant is not prevailing party for fees where plaintiff voluntarily dismissed the case after invalidity at the USPTO

O.F. Mossberg & Sons v. Timney Triggers was decided on April 13, 2020, on appeal from the District of Connecticut. Plaintiff Mossberg brought a suit for patent infringement against defendant Timney. While the case was stayed, the USPTO in an ex parte reexamination “rejected all pending claims over the cited …

Judgment of infringement affirmed and case remanded for proceedings on damages

Hafco Foundry and Machine v. GMS Mine Repair was decided on March 16, 2020 on appeal from the Southern District of West Virginia. The jury found defendant GMS liable for willful infringement and awarded damages of $123,650 to plaintiff Hafco. On Hafco’s post-trial motion, the district court entered a permanent …

Withheld offer for sale renders patents unenforceable for inequitable conduct

GS CleanTech v. Adkins Energy was decided on March 2, 2020 on appeal from the Northern District of Illinois. The Patents-in-Suit are “directed to the recovery of oil from a dry mill ethanol plant’s byproduct, called thin stillage.” The district court determined on summary judgment that defendant Adkins did not …

Marking statute limits damages even after the sale of unmarked product ceases

Artic Cat v. Bombadier Recreational was decided on February 19, 2020 on appeal from the Southern District of Florida. Plaintiff Artic Cat entered into a license agreement with a third party, which “expressly stated that [the third party] had no marking obligations.” Thereafter, the third party began making and selling …

Summary judgement of noninfringement vacated because settlement agreement mooted the case

Serta Simmons Bedding v. Casper Sleep was decided on February 13, 2020 on appeal from the Southern District of New York. In September 2017, plaintiff Serta filed a patent infringement lawsuit against defendant Casper. While Casper’s motions for summary judgment of non-infringement were pending, the parties executed a settlement agreement. …

Continuation of a continuation is impliedly licensed under the grandparent patent’s license agreement

Cheetah Omni LLC v. AT&T was decided on February 6, 2020, on appeal from the Northern District of Texas. Plaintiff Cheetah asserted that Defendant AT&T’s fiber equipment and services infringed its ‘836 patent. Ciena moved to intervene in the lawsuit because it manufactures and supplies certain components for AT&T’s fiber …