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Knobbe Martens
Jan 9, 2020
Examiner Amendments Can Trigger Prosecution History Estoppel
Amgen, Inc. v. Amneal Pharmas. LLC et al Before Newman, Lourie, and Taranto.  Appeal from the U.S. District Court for... Read More
Knobbe Martens
Nov 25, 2019
Prosecution History Estoppel Bars Infringement Claim Under Doctrine of Equivalents
PHARMA TECH SOLUTIONS, INC. v. LIFESCAN, INC. Before Moore, Reyna, and Stoll. Appeal from the United States District Court for... Read More
Knobbe Martens
Aug 14, 2019
The Tangential Exception to Prosecution History Estoppel
ELI LILLY AND COMPANY v. HOSPIRA, INC. Before Lourie, Moore, and Taranto.  Appeal from the District Court for the Southern... Read More
Knobbe Martens
Aug 8, 2019
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Court Declines to Apply Prosecution History Estoppel Based on the “Tangential Relation” Exception
AJINOMOTO CO., INC. v. ITC Before Dyk, Moore, and Taranto.  Appeal from the ITC. Ajinomoto filed a complaint against CJ... Read More
Scott Mckeown
Nov 29, 2018
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Beware Prosecution History in PTAB Trials
Even Preliminary Proceeding Arguments Notice the Public It is well-established that statements made by a Patent Owner during an inter... Read More
Knobbe Martens
Aug 3, 2018
ADVANTEK MARKETING, INC., V. SHANGHAI WALK-LONG TOOLS CO.
Federal Circuit Summary Before Newman, Clevenger and Chen. Appeal from the United States District Court for the Central District of... Read More