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Patexia Insight 236: Top Attorneys in Patent Litigation 2025
Pedram Sameni
1 day 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
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Knobbe Martens
Aug 15, 2022
Claim Cancellation Before Assignment Does Not Preclude Assignor Estoppel
HOLOGIC, INC. v. MINERVA SURGICAL, INC. Before Stoll, Clevenger, and Wallach. Appeal from the United States District Court for the District... Read More
Knobbe Martens
Aug 15, 2022
Claim Cancellation Before Assignment Does Not Preclude Assignor Estoppel
HOLOGIC, INC. v. MINERVA SURGICAL, INC. Before Stoll, Clevenger, and Wallach. Appeal from the United States District Court for the... Read More
Knobbe Martens
Jul 2, 2021
Assignors Can Challenge Validity so Long as They Do Not Contradict Assignment Representations
MINERVA SURGICAL, INC. v. HOLOGIC, INC., et al. Supreme Court of the United States.  Opinion of the Court written by... Read More
Knobbe Martens
Apr 27, 2020
Assignor Estoppel Does Not Preclude Reliance on Invalidity Decision
HOLOGIC, INC. v. MINERVA SURGICAL, INC. Before Wallach, Clevenger, and Stoll.  Appeals from the United States District Court District of... Read More
Scott Mckeown
Apr 24, 2020
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Assignor Estoppel & the PTAB
Public Policy Role of PTAB Clashes with Assignor Estoppel Equities The doctrine of assignor estoppel prevents prior owners/inventors of a... Read More
Knobbe Martens
Nov 12, 2018
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ARISTA NETWORKS, INC. v. CISCO SYSTEMS, INC.
Federal Circuit Summary   Before Prost, Schall, and Chen.  Appeal from the Patent Trial and Appeal Board. Summary: The plain... Read More