Understanding the Impact of IPR Estoppel and PTAB Discretionary Denials — Patents: Post-Grant Podcast
Podcast: IP(DC): Inside Patent Reform Efforts, Anticipated Federal Circuit Appeals, and Patent Cases of the Upcoming Supreme Court Term
Is the Patent Litigation Boom Coming to an End?
INGENICO INC. v. IOENGINE, LLC Before Dyk, Prost, and Hughes. Appeal from the United States District Court for the District of Delaware. IPR estoppel does not preclude reliance on public-use evidence that is substantively...more
In this episode of the Post-Grant Podcast, Andy Zappia, Nick Gallo, and Bryan Smith explore the evolving landscape of estoppel in inter partes review (IPR) and post-grant review (PGR) proceedings at the Patent Trial and...more
AGILENT TECHNOLOGIES, INC. v. SYNTHEGO CORP. - Before Prost, Linn, and Reyna. Appeal from the Patent Trial and Appeal Board. Obviousness does not require all claimed limitations to be expressly disclosed in a primary prior...more
Ancora Technologies, Inc. v. Roku, Inc., et al., Nos. 2023-1674, -1701 (Fed. Cir. (PTAB) June 16, 2025). Per curiam opinion, before Louri, Reyna, and Hughes. Ancora owns a patent directed to restricting unauthorized use of...more
Sterne Kessler’s U.S. IP Update is a newsletter delivering the latest developments in U.S. intellectual property law, tailored for companies and legal counsel in Korea. Stay informed on key court decisions, policy changes,...more
Optis Cellular Technology, LLC v. Apple Inc., Appeal Nos. 2022-1904, -1925 (Fed. Cir. June 16, 2025) In this week’s Case of the Week, the Court of Appeals for the Federal Circuit vacated a jury decision awarding...more
On June 16, 2025, the U.S. Court of Appeals for the Federal Circuit (“CAFC”) vacated and remanded two final written decisions by the Patent Trial and Appeal Board (“PTAB”) that found several claims of Ancora Technologies,...more
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. v. Sirius XM Radio Inc., No. 2023-2267 (Fed. Cir. (D. Del.) June 9, 2025). Opinion by Lourie, joined by Dyk and Reyna....more
On June 11, 2025, the United States Court of Appeals for the Federal Circuit affirmed the Patent Trial and Appeal Board (PTAB) decision invalidating two patents owned by Agilent Technologies. The patents at issue, U.S. Patent...more
When prosecuting a patent with similar language across various claims make sure your claim terms have different meanings, otherwise, during litigation you may lose the strategic opportunity to keep some claims valid if others...more
The US Court of Appeals for the Federal Circuit reversed the Patent Trial & Appeal Board’s final determination that challenged patent claims were not unpatentable, finding that the Board’s decision relied on an erroneous...more
On May 23, 2025, the United States Court of Appeals for the Federal Circuit (“CAFC”) issued a precedential opinion reversing a final written decision from the U.S. Patent Trial and Appeal Board (“PTAB”) finding the challenged...more
This Federal Circuit Opinion analyzes invalidity based on anticipation and obviousness, more specifically based on implicit claim construction of the claim limitation and inherent disclosures....more
Regents of the Univ. of California v. Broad Inst., Inc., No. 2022-1594, 2025 WL 1363125 (Fed. Cir. May 12, 2025) - On May 12, 2025, the U.S. Court of Appeals for the Federal Circuit vacated the Patent Trial and Appeals...more
Qualcomm Incorporated v. Apple Inc., No. 23-1208 (Fed. Cir. 2025)—On April 23, 2025, the Federal Circuit reversed the Patent Trial and Appeal Board’s finding that claims of Qualcomm’s U.S. Patent No. 8,063,674 (“the ’674...more
In its recent decision in Ingenico Inc. v. IOENGINE, LLC, the Federal Circuit affirmed the district court’s decision to allow Ingenico to introduce certain prior art at trial, finding that inter partes review (IPR) estoppel...more
On May 7, 2025, the U.S. Court of Appeals for the Federal Circuit (“CAFC”) affirmed a decision by the U.S. District Court for the District of Delaware (“district court”) that found claims of two IOENGINE, LLC (“IOENGINE”)...more
On May 7, 2025, the Federal Circuit issued a precedential decision in Ingenico Inc. v. IOENGINE, LLC that narrows the scope of inter partes review (IPR) estoppel under 35 U.S.C. § 315(e)(2), resolving a longstanding district...more
On May 7, 2025, the Federal Circuit issued a decision in Ingenico, Inc. v. IOENGINE, LLC, effectively holding that 35 U.S.C. § 315(e)(2) estoppel cannot preclude an IPR petitioner from advancing in a district court trial an...more
In what is certain to become a landmark decision, the Federal Circuit has resolved a long-standing question that divided patent litigators and judges alike: does IPR estoppel apply to physical systems (“system art”) described...more
Qualcomm Inc. v. Apple Inc., Appeal Nos. 2023-1208, -1209 (Fed. Cir. Apr. 23, 2025) - For a second time in this case, the Federal Circuit considered the proper role of “Applicant Admitted Prior Art” in an inter partes...more
On April 15, 2025, Biocon announced it reached a settlement agreement with Regeneron, dismissing CAFC Appeal No. 24-2002 and Case No. 1:22-cv-00061 (N.D.W. Va.) / MDL 1:24-md-03103 (N.D.W. Va.) and allowing the...more
On April 15, 2025, the U.S. Court of Appeals for the Federal Circuit (“CAFC”) affirmed the Patent Trial and Appeal Board’s (“Board”) decision finding all challenged claims of Sage Products, LLC’s patents anticipated based on...more
The US Court of Appeals for the Federal Circuit found that a district court misconstrued claim terms based on a misapplication of the clear and unequivocal disavowal standard and vacated its noninfringement decision. Maquet...more
As we predicted in our 2023 report, 2024 was a banner year for design rights in the U.S. and elsewhere. In last year’s report, we noted that the U.S. Court of Appeals for the Federal Circuit (CAFC) agreed to consider en banc...more