Breaking Down the Latest Decision in the Purdue Pharma Case
Hooper, Kearney and Macklin on Cutting Edge Topics in the False Claims Act
The Briefing by the IP Law Blog: Trademark Infringement - Tiffany & Co. Versus Costco
Podcast: Non-binding Guidance: A Discussion of Kisor v. Wilkie
The Federal Circuit recently issued a significant decision in the ongoing patent litigation between Laboratory Corporation of America Holdings (Labcorp) and Qiagen Sciences, LLC, reversing a Delaware district court’s judgment...more
In a significant blow to Apple, the Federal Circuit recently vacated a summary judgment of noninfringement in the case of Taction Technology, Inc. v. Apple Inc. The dispute centers on Taction’s U.S. Patent Nos. 10,659,885 and...more
The acting director of the US Patent & Trademark Office (PTO) vacated and remanded a Patent Trial & Appeal Board decision to institute two inter partes review (IPR) petitions that challenged the same claims. The acting...more
CrowdStrike, Inc. v. GoSecure, Inc., Nos. IPR2025-00068, -00070 (June 25, 2025) (designated informative on June 26, 2025). Order by Stewart, Acting Under Secretary of Commerce for Intellectual Property and Acting Director of...more
The Federal Circuit vacated and remanded the district court’s summary judgement of noninfringement, finding that the lower court had improperly construed the claim term “pull cord.” The district court had erroneously limited...more
The US Court of Appeals for the Federal Circuit affirmed a district court’s finding of infringement but vacated its damages award because the award improperly included auxiliary products lacking any functional relationship to...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
Wash World Inc. v. Belanger Inc., No. 2023-1841 (Fed. Cir. (E.D. Wis.) Mar. 24, 2025). Opinion by Stark, joined by Lourie and Prost. Belanger sued Wash World for infringement of a patent related to a spray type car wash...more
In re: Riggs, Appeal No. 2022-1945 (Fed. Cir. Mar. 24, 2025) Our Case of the Week explores the power of an examiner to request a rehearing after the Board has entered a decision on an application. The case also relates to...more
2024 brought exciting developments at the Federal Circuit. The court issued its first en banc decision in a patent case in five years in LKQ, which significantly altered the standard for proving obviousness of a design...more
Abuse of Process and/or Sanctions – 37 C.F.R. § 42.12 - Spectrum Solutions LLC v. Longhorn Vaccines & Diagnostics, LLC, IPR2021-00847, IPR2021-00850, IPR2021-00854, IPR2021-00857 & IPR2021-00860 - Decision...more
CloudofChange, LLC v. NCR Corp., Appeal No. 2023-1111 (Fed. Cir. Dec. 18, 2024) In our Case of the Week, the Federal Circuit addressed the question of divided infringement in the context of system claims. In its...more
Every month, Erise’s patent attorneys review the latest inter partes review cases and news to bring you the stories that you should know about: USPTO Director Vidal to Step Down - On November 12, Under Secretary of...more
UTTO Inc. v. Metrotech Corp., Appeal No. 23-1435 (Fed. Cir. Oct. 18, 2024) In its only precedential patent decision this week, the Court analyzed the extent to which claim construction is appropriate on a motion to...more
Addressing for the first time whether a functional limitation must carry the same meaning in all claims, the US Court of Appeals for the Federal Circuit determined that it need not, vacating a district court decision to the...more
On September 16, 2024, the United States Court of Appeals for the Federal Circuit (“CAFC”) issued an opinion vacating and remanding a decision from the District Court of Minnesota which held the asserted claims of medical...more
SnapRays v. Lighting Defense Group, Appeal No. 2023-1184 (Fed. Cir. May 2, 2024) Our Case of the Week deals with an issue the Court has not addressed recently: the question of declaratory judgment jurisdiction....more
In a rehearing decision issued by a Delegated Rehearing Panel specially convened by the US Patent & Trademark Office (PTO) Director, the Patent Trial & Appeal Board vacated a prior panel decision denying institution, modified...more
In Sisvel International S.A. v. Sierra Wireless, Inc. et al., Nos. 22-1493, 22-1547 (Fed. Cir. 2023), Sierra Wireless challenged claims 1-10 of Sisvel’s U.S. Patent No. 6,529,561 (“the ’561 patent”) in an inter partes review....more
In this week’s Case of Week, the Federal Circuit affirmed inter partes review decisions upholding as patentable Teleflex’s challenged patent claims directed to a method for use of a guide extension catheter in arteries. This...more
In Apple Inc. v. Corephotonics, LTD., the court addressed two final written decisions in inter partes review (“IPR”) proceedings and in particular (1) whether the Patent Trial and Appeal Board’s (“PTAB” or “Board”) claim...more
The US Court of Appeals for the Federal Circuit vacated a stipulated judgment of noninfringement in a patent infringement dispute after construing a disputed claim term, taking a more literal approach than the district court...more
In re PersonalWeb Technologies LLC, Appeals Nos. 2021-1858, -1859, -1860 (Fed. Cir. Nov. 3, 2023) In this appeal from the United States District Court for the Northern District of California, the question before the...more
Cyntec Company, Ltd. v. Chilisin Electronics Corp., Appeal No. 2022-1873 (Fed. Cir. Oct. 16, 2023) In this week’s Case of the Week, the Federal Circuit reversed and remanded a California district court’s judgment as a...more
Axonics, Inc. v. Medtronic, Inc., Appeal Nos. 2022-1532, -1533 (Fed. Cir. Aug. 7, 2023) In this week’s case of the week, the Federal Circuit re-affirmed existing precedent that in inter partes review proceedings before...more