Analysis of patent litigation, PTAB practice, prosecution and pharma IP, written on the data behind LexDana.
Tagged inter partes review · clear
Institution rates have moved, but the reasoning behind them has moved further. The number most petitions still cite is the headline institution rate — and it has not been the operative number for two years. The two stage problem A petition now has to…
Ridge Corp. et al. v. Kirk NationaLease Co. et al. , Appeal No. 2025-1254 (Fed. Cir. July 13, 2026) In its only precedential patent opinion last week, the Federal Circuit considered an appeal of a preliminary injunction issued by the U.S. District Court…
CASE OF THE WEEK Wyeth LLC v. AstraZeneca Pharmaceuticals LP , Appeal No. 2024-2325 (Fed. Cir. July 9, 2026) In our Case of the Week, the Federal Circuit affirmed a district court ruling reversing a $107.5 million jury verdict against AstraZeneca in a case…
CASE OF THE WEEK Enanta Pharmaceuticals, Inc. v. Pfizer Inc., Appeal No. 2025-1427 (Fed. Cir. Jun. 23, 2026) In our Case of the Week, the Federal Circuit affirmed summary judgment invalidating all claims of Enanta’s Patent No. 11,358,953 as…
CASE OF THE WEEK Ironburg Inventions Ltd. v. Valve Corp., Appeal No. 2024-2088 (Fed. Cir. June 18, 2026) In its only precedential patent opinion last week, the Federal Circuit for the second time considered estoppel under 35 U.S.C. § 315(e) in the…
CASE OF THE WEEK Insulet Corp. v. EOFlow, Co. Ltd., Appeal No. 2025-1807 (Fed. Cir. May 28, 2026) In the Federal Circuit’s only precedential patent decision this week, the Federal Circuit considered a trade secrets case in a 47-page decision,…
CASE OF THE WEEK A.L.M. Holding Company. v. Zydex Industries Private Ltd. , Appeal No. 2025-1317 (Fed. Cir. May 19, 2026) In its only precedential patent opinion last week, the Federal Circuit clarified its position on Article III standing for patent…
CASE OF THE WEEK Actelion Pharms. Ltd. v. Mylan Pharms. Inc. , Appeal No. 2024-1641 (Fed. Cir. May 13, 2026) In our Case of the Week, the Federal Circuit affirmed a judgment that Mylar’s proposed generic hypertension drug would not infringe patents…
CASE OF THE WEEK Federal Express Corp. v. Qualcomm, Inc. , Appeal No. 2024-1236 (Fed. Cir. Apr. 29, 2026) In our Case of the Week, the Federal Circuit considered, as a matter of first impression, whether a party can appeal the Patent Trial and Appeal…
CASE OF THE WEEK Trustees of Columbia University v. Gen Digital Inc. , Appeal No. 2024-1243 (Fed. Cir. Mar. 11, 2026) In our Case of the Week, the Federal Circuit vacated a $185 million damages award for willful infringement of Columbia University’s…
CASE OF THE WEEK Magnolia Medical Technologies, Inc. v. Kurin, Inc. , Appeal No. 2024-2001 (Fed. Cir. Mar. 6, 2026) Our Case of the Week touches on two claim construction issues – a post-jury-verdict “clarification” of a claim term by a…
CASE OF THE WEEK Global Tubing LLC v. Tenaris Coiled Tubes LLC , Appeal Nos. 2023-1882, -1883 (Fed. Cir. Feb. 26, 2026) In its only precedential patent opinion last week, the Federal Circuit heard cross-appeals from a district court’s summary…
