(Podcast) The Briefing: The Ninth Circuit Puts the Brakes on Eleanor’s Copyright Claim
4 Key Takeaways | Updates in Standard Essential Patent Licensing and Litigation
Stages of Patent Invalidation Proceedings
Jones Day Talks: PTAB's Busy Docket and What's Changed After SAS Institute
Impact of Changes at the PTAB on Patent Owners
Podcast: IP Life Sciences Landscape: Aiding Orange and Purple Book Patent Owners in Developing PTAB Survival Skills
Podcast: PTAB Changes After SAS: New Litigation Tactics & Further Changes to Come
Podcast: PTAB Update: New USPTO Director Brings Significant Changes to PTAB
Compiling Successful IP Solutions for Software Developers
Is The Deck Stacked Against Patent Owners In The PTAB?
Inter Partes Review: Validity Before the PTAB
In January 2025, the United States Patent and Trademark Office (USPTO) implemented a broad set of fee increases and structural adjustments intended to address rising operational costs and encourage more efficient patent...more
On June 30, 2025, the U.S. Court of Appeals for the Federal Circuit vacated a decision by the U.S. Patent Trial and Appeal Board (the “Board”) and remanded the case for further proceedings using a narrower construction of the...more
IN RE KOSTIC - Before Stoll, Clevenger, and Cunningham. Appeal from the Patent Trial and Appeal Board. When considering whether a reissue claim broadens the scope of the original patent, the PTAB determines the actual scope...more
Takeaways: - Claim construction for determining whether reissue claims are improperly broadened is based on fundamental claim construction cannons and not applicant intentions. - Patent Owners should check patented claims...more
The US Court of Appeals for the Federal Circuit affirmed the Patent Trial & Appeal Board’s rejection of a proposed reissue claim for being broader than the original claim, denying the inventors’ argument that the analysis...more
In the fast-paced world of innovation, inventors sometimes realize that their patents do not fully protect their inventions until after the patent issues. If the patent family has an application still pending at the patent...more
Welcome to the Intellectual Property Litigation Newsletter, our review of decisions and trends in the intellectual property arena. In this edition, we learn that written description is required for a preamble, labor or...more
The hypothetical person with ordinary skill in the art will have a certain amount of requisite experience in the subject matter of the patent at the time of the invention of the patent....more
This decision emphasizes the significance of broader public dissemination to meet the statutory requirement of “publicly disclosed” for purposes of exceptions to prior art under 35 U.S.C. § 102(b)(2)(B)....more
Sanho Corp. v. Kaijet Technology International Limited Inc., Appeal No. 2023-1336 (Fed. Cir. July 31, 2024) In our Case of the Week, the Federal Circuit held that the private but non-confidential sale of thousands of...more
In the latest development in the ongoing litigation saga between competitors Sonos and Google, the US Court of Appeals for the Federal Circuit affirmed the US International Trade Commission’s determination that the original...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: Federal Circuit Affirms PTAB’s Analogous Art Finding - As IP Watchdog...more
Proper construction of claim limitations reciting the chemical property of pH (which denotes the concentration of hydrogen ions in a solution as an indication of acidity) has arisen several times in district court and Federal...more
The US Court of Appeals for the Federal Circuit affirmed the Patent Trial & Appeal Board, holding that the Board did not err in finding certain challenged claims nonobvious and not unpatentable based on a showing of several...more
Yita LLC v. MacNeil IP LLC, Appeal Nos. 2022-1373, -1374 (Fed. Cir. June 6, 2023) In appeals from two inter partes reviews before the Patent Trial and Appeal Board (the Board) on related patents, the Federal Circuit...more
Precedential Federal Circuit Opinions - HIP, INC. v. HORMEL FOODS CORPORATION (2022-1696, 5/2/23) (Lourie, Clevenger, and Taranto) Lourie, J. The Court reversed the district court’s decision regarding joint...more
Last month the Federal Circuit affirmed a PTAB inter partes review (IPR) decision finding that the University of Minnesota’s patent claim directed to the anti-cancer drug sofosbuvir was not adequately supported by the written...more
Hologic, Inc. v. Minerva Surgical, Inc., Appeal Nos. 2019-2054, -2081 (Fed. Cir. Aug. 11, 2022) - Our Case of the Week follows the Hologic saga as it returns to the Federal Circuit on remand from the Supreme Court’s...more
As post grant review allows for on sale bar assertions, and thus experimental use defenses, we wanted to highlight a recent case addressing these issues. Sunoco sued Venture and U.S. Oil Co. for infringement of U.S. Patent...more
The PTAB Strategies and Insights newsletter provides timely updates and insights into how best to handle proceedings at the USPTO. It is designed to increase return on investment for all stakeholders looking at the entire...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
Dear Patenticity, I have a chemical invention and I want to obtain the broadest coverage I can. The problem is I have not done much lab work, so I only have a couple real examples. I know that the written description...more
Precedential Federal Circuit Opinions - QUALCOMM INCORPORATED v. INTEL CORPORATION [OPINION] (2020-1589, 2020-1590, 2020-1591, 2020-1592, 2020-1593, 2020-1594, 7/27/21) (Moore, Reyna, Stoll) - Moore, J. Vacating final...more
C.R. Bard Inc. v. AngioDynamics, Inc., Appeal No. 2019-1756, -1934 (Fed. Cir. Nov. 10, 2020) - Our Case of the Week is one of two cases decided this week in which the Federal Circuit finds that a district court jumped the...more