Back to All Articles
Browse articles with tag: Ipr Estoppel
You must be logged in to create a new article
Patexia Insight 236: Top Attorneys in Patent Litigation 2025
Pedram Sameni
2 days ago
Patexia Insight 236: Top Attorneys in Patent Litigation 2025
Behind every patent litigation case is a skilled attorney preparing strategy, mastering complex IP law, and advocating for their client’s... Read More
Featured
All Articles
Knobbe Martens
Apr 4, 2023
•
Featured
Who Bears the Burden of Proof for IPR Estoppel?
Written by: Nathan D. Reeves & Amanda K. Taylor IRONBURG INVENTIONS LTD. v. VALVE CORP. Before Lourie, Clevenger, and Stark.  Appeal from... Read More
Knobbe Martens
Aug 22, 2022
IPR Estoppel “Under an Unusual Set of Facts”
CLICK-TO-CALL TECHNOLOGIES LP V. INGENIO, INC., DBA KEEN, ETHER, THRYV, INC. Before Stoll, Schall, and Cunningham. Appeal from the United... Read More
Knobbe Martens
Feb 7, 2022
•
Featured
Federal Circuit Overrules Shaw And Broadens IPR Estoppel In District Court Proceedings
California Institute of Technology v. Broadcom Inc. and Apple Inc. Before Lourie, Linn, and Dyk (concurring/dissenting).  Appeal from the District... Read More
Scott Mckeown
Feb 22, 2019
•
Featured
PTAB Estoppel as a Sword and Shield?
Estopping a Winning Argument? One of the stranger developments of recent months has been the interpretation of PTAB estoppel (315(e)(2))... Read More
Scott Mckeown
Oct 16, 2018
•
Featured
Invalidity Contentions as IPR Estoppel Markers
Invalidity Contentions Serve as Estoppel Benchmark A Patent Owner may only avail itself of an IPR estoppel defense in court... Read More