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Inter Partes Review (IPR) Proceeding Patent Litigation Computer-Related Inventions

Jones Day

Federal Circuit Reverses District Court’s Application Of Collateral Estoppel

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Kroy IP Holdings, LLC sued Groupon, Inc., alleging infringement of 13 claims of U.S. Patent No. 6,061,660 (“’660 patent’), which relates to incentive programs over computer networks. Those claims were invalidated via...more

Jones Day

Federal Circuit Remands Based On Inadequate Explanation

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Palo Alto Networks (PAN) filed a petition for inter partes review of Centripetal Networks’ patent—U.S. Patent No. 10,530,903—which is directed to a computing system for correlating packets in communication networks with a...more

Jones Day

No Requirement to Raise All Arguments in Rehearing Request

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The Federal Circuit in Voice Tech Corp. v. Unified Patents, LLC, No. 2022-2163 (Fed. Cir. Aug. 1, 2024) (Lourie, Chen, and Cunningham), affirmed the PTAB’s determination that claims of Voice Tech Corp.’s (“Voice Tech”) U.S....more

WilmerHale

Federal Circuit Patent Watch: Cancellation of claim in reexamination eliminates patent owner standing in appeal from IPR; Accused...

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Precedential Federal Circuit Opinions - BEST MEDICAL INTERNATIONAL, INC. v. ELEKTA INC. [OPINION]  (2021-2099, 2021-2100, 8/29/22) (Hughes, Linn, and Stoll) - Stoll, J. Dismissing-in-part the appeal from Best Medical...more

Knobbe Martens

Federal Circuit Review - October 2021

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No Assembly, No Infringement – Federal Circuit Declines to Expand the “Final Assembler” Theory of Direct Infringement In Acceleration Bay LLC v. Take-Two Interactive Software, Appeal No. 20-1700 the Federal Circuit held that...more

Mintz - Intellectual Property Viewpoints

Federal Circuit Reminds PTAB That Short Cuts Are Not Allowed

Last month, in a precedential decision, the Federal Circuit vacated-in-part and remanded the Patent Trial and Appeal Board’s (“Board”) obviousness determination regarding Alacritech’s computer networking patent because the...more

Jones Day

District Courts Find PTAB Statements Constitute Disclaimer

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In Linksmart Wireless Tech., LLC v. Caesars Entm’t Corp., Case No. 2:18-cv-00862-MMD-NJK (D. Nev. May 8, 2020) the Court addressed disputed claim terms in U.S. Reissued Patent No. RE46,459 (the “’459 Patent”), Linksmart had...more

Jones Day

MPF – Corresponding Structure = Trouble For Petitioners

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Means-plus-function claim limitations can present troublesome § 112 issues for IPR petitioners, and a recent PTAB decision further demonstrates how § 112 problems can derail an IPR petition. Samsung Electronics America, Inc....more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - May 2019 #4

PATENT CASE OF THE WEEK - Papst Licensing GMBH & Co. KG v. Samsung Electronics America, Inc., Appeal No. 2018-1777 (Fed. Cir. May 23, 2019) - In a sternly-worded decision this week, the Federal Circuit held claims to...more

McDermott Will & Emery

The Federal Circuit Reverse a Finding of Anticipation of the PTAB in Inter Partes Review

In re Rambus, Inc. - Addressing a finding of anticipation by the United States Patent and Trademark Office (PTO) Patent Trial and Appeal Board (PTAB) in an inter partes review, the U.S. Court of Appeals for the Federal...more

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