Jiaxiao Zhang

Since Vacatur Seeks Equitable Relief, Clean Hands Matter
By Jiaxiao Zhang on Jun 30, 2022
Posted In Patents
In an opinion related to its 2021 ruling that a decision in earlier inter partes reexaminations of related patents had a preclusive effect that collaterally estopped the Patent Trial & Appeal Board (Board) from making new findings on the same issue, the US Court of Appeals for the Federal Circuit vacated the Board’s decision on...
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Game Reset: Extrinsic Evidence Can’t Limit Claim Scope Beyond Scope Based on Unambiguous Intrinsic Evidence
By Jiaxiao Zhang on Apr 7, 2022
Posted In Patents
The US Court of Appeals for the Federal Circuit reversed a district court’s grant of summary judgment of noninfringement after concluding that the district court erred by relying on expert testimony to construe a claim term in a manner not contemplated by the intrinsic evidence. Genuine Enabling Tech. LLC v. Nintendo Co., Ltd., et al.,...
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2022 IP Outlook Report: The Developments Shaping Patent Law
By Amol Parikh, Dr. Henrik Holzapfel, Thomas DaMario, Tim Dunker, Dr. Maximilian Kiemle, LLM, Colin J. Stalter and Jiaxiao Zhang on Feb 17, 2022
Posted In Patents
Key Takeaways and Outlook for 2022 Tracking with this era’s continuation and uncertainty trends―global supply chain disruption, innovation outpacing legislation, the unstoppable internet of [all the] things (IoT)―2022 is expected to be another busy year in the world of patent litigation. We fully expect persistence in these spaces: Patents/SEP FRAND Licensing Venue Developments Subject Matter...
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Bargained-Away Rights to File for IPR May Not Be Recovered
By Jiaxiao Zhang on Feb 17, 2022
Posted In Patents
In a precedential opinion, the US Court of Appeals for the Federal Circuit reversed a district court’s denial of a plaintiff’s requested injunction seeking to force a patent challenger to abandon its petitions for inter partes review (IPR). Nippon Shinyaku Co. Ltd. v. Sarepta Therapeutics, Inc., Case No. 2021-2369 (Fed. Cir. Feb. 8, 2022) (Newman,...
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Can’t Overturn Jury Verdicts Based on Reasonable Inferences, but Broad Injunction Is Nonstarter Even for Willfully Misappropriated Trade Secrets
By Jiaxiao Zhang on Jan 6, 2022
Posted In Trade Secrets
In a rare appellate trade secret opinion, the US Court of Appeals for the Eleventh Circuit affirmed a district court’s denial of a defendant’s request for a new trial on liability and its refusal of the plaintiff’s requested injunction. It also reversed in part the district court’s denial of judgment as a matter of law...
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No More Bites at the Apple: Imminent and Non-Speculative Standing Still Required
By Jiaxiao Zhang on Nov 18, 2021
Posted In Patents
The US Court of Appeals for the Federal Circuit reiterated that a patent challenger did not have Article III appellate standing to obtain review of a final Patent Trial & Appeal Board (PTAB) ruling because the underlying district court proceedings had been dismissed with prejudice after the parties reached a settlement and license agreement. Apple...
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Update: Absent Explicit Statutory Language? The American Rule Still Applies
By Jiaxiao Zhang on Oct 21, 2021
Posted In Patents
The US Court of Appeals for the Federal Circuit updated its earlier opinion to remove language ascribing motive to a prolific inventor’s actions before the US Patent & Trademark Office (PTO). Hyatt v. Hirshfeld, Case Nos. 020-2321; -2325 (Fed. Cir. Aug. 18, 2021) (modified Oct. 12, 2021) (Hughes, J.) The original opinion noted that Gilbert...
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Bascom Cannot Save Your Claims if Your Own Patent Says You Used Known Technology
By Jiaxiao Zhang on Sep 9, 2021
Posted In Patents
The US Court of Appeals for the Federal Circuit affirmed a district court determination that claims of several patents were patent ineligible under 35 U.S.C. § 101 because they did not recite an innovation with sufficient specificity to constitute an improvement to computer functionality. Universal Secure Registry LLC v. Apple Inc., Case No. 20-2044 (Fed....
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Absent Explicit Statutory Language? The American Rule Still Applies
By Jiaxiao Zhang on Sep 2, 2021
Posted In Patents
The US Court of Appeals for the Federal Circuit vacated a district court’s award of attorney’s fees under the prevailing party rule but affirmed the district court’s denial of the US Patent & Trademark Office’s (PTO) request for expert witness fees under 35 U.S.C. § 145. Hyatt v. Hirshfeld, Case Nos. 20-2321;–2325 (Fed. Cir. Aug....
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Without More, Mere Automation is Abstract—Not Construing Interchangeable Terms Doesn’t Give Them the Cold Shoulder
By Jiaxiao Zhang on Aug 19, 2021
Posted In Patents
In the latest development relating to patent eligibility of content-based identifier patents, the US Court of Appeals for the Federal Circuit affirmed decisions finding patent claims ineligible under 35 U.S.C. § 101. PersonalWeb Techs. LLC v. Google LLC, YouTube, LLC, Case No. 20-1543 (Fed. Cir. Aug. 12, 2021) (Prost, J.) (consolidating PersonalWeb Techs. LLC v....
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