Understanding the Impact of IPR Estoppel and PTAB Discretionary Denials — Patents: Post-Grant Podcast
New Developments in Obviousness-Type Double Patenting and Original Patent Requirements — Patents: Post-Grant Podcast
Inter Partes Review: Validity Before the PTAB
The Federal Circuit issued a precedential opinion on March 4, 2025, that serves as valuable guidance for product-by-process claims, particularly in the context of inherency in claim construction. In Restem, LLC v. Jadi Cell,...more
HD Silicon Solutions LLC v. Microchip Technology, Inc., No. 2023-1397 (Fed. Cir. (PTAB) Feb. 6, 2025). Opinion by Lourie, joined by Stoll and Cunningham....more
The Federal Circuit affirmed six PTAB decisions that held unpatentable as obvious 79 claims of three Cytiva Bioprocess (“Cytiva”) challenged patents and reversed the PTAB decision upholding four claims....more
The U.S. Patent and Trademark Office has a history of attempting to challenge judicial decisions that the Office, usually for its own policy reasons, takes issue with.[1] Recently, the Office decided to challenge the...more
Almost four years ago, in a relatively rare occurrence based on there being an insufficient factual record to permit proper appellate review, the Federal Circuit vacated a District Court decision rendering invalid the claims...more
[co-author: Jamie Dohopolski] Love it or hate it, ignore the USPTO Patent Trial and Appeal Board (PTAB) at your peril. The introduction of the PTAB as part of the America Invents Act over ten years ago has forever changed...more
MODERNATX, INC. v. ARBUTUS BIOPHARMA CORPORATION - Before Lourie, O’Malley and Stoll. Appeal from the Patent Trial and Appeal Board. Summary: A presumption of obviousness based on overlapping ranges requires showing...more
Perfect Your Patent Prosecution Strategies and Master the Patent Application Process in the U.S and Around the World. ACI’s 18th Global Summit on Life Sciences Patents virtual conference this August will provide practical...more
We previously wrote about Judge Wolf’s decision to invalidate Janssen Biotech, Inc.’s (“Janssen”) biopharmaceutical patent (U.S. Patent No. 6,284,471 (the “’471 Patent”)), based on the doctrine of obviousness-type double...more
In a recent decision on obviousness-type double patenting, Judge Wolf shortened the shelf life of a dispute between Janssen Biotech, Inc. (“Janssen”) and Celltrion Healthcare Co. Inc. (“Celltrion”), relating to a...more