A preliminary decision in the District Court of Delaware introduces the possibility that a patentee’s victory on assignor estoppel in the district court could quash a co-pending IPR proceeding at the PTAB. Assignor estoppel...more
1/23/2019
/ Appeals ,
Assignment of Inventions ,
Assignor Estoppel ,
Concurrent Litigation ,
Final Written Decisions ,
Inter Partes Review (IPR) Proceeding ,
Inventors ,
Patent Infringement ,
Patent Invalidity ,
Patent Litigation ,
Patent Trial and Appeal Board ,
Patent Validity ,
Patents ,
Summary Judgment
A magistrate judge in the Eastern District of Texas recommended in Biscotti, Inc. v. Microsoft Corp., No. 2:13-CV-01015, DI 191 (E.D. Tex. May 11, 2017) that Microsoft should be estopped from asserting invalidity grounds that...more
5/19/2017
/ Concurrent Litigation ,
Estoppel ,
Inter Partes Review (IPR) Proceeding ,
Microsoft ,
Patent Infringement ,
Patent Invalidity ,
Patent Litigation ,
Patent Trial and Appeal Board ,
Patents ,
Prior Art ,
Stays