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Collateral Estoppel Preponderance of the Evidence Patent Invalidity

A&O Shearman

Federal Circuit Issues Key Ruling On Collateral Estoppel And Patent Invalidity

A&O Shearman on

The Federal Circuit recently issued a decision in the ongoing dispute in Kroy IP Holdings, LLC v. Groupon, Inc., addressing the collateral estoppel effect of Patent Trial and Appeal Board (PTAB) decisions on subsequent...more

Mintz - Intellectual Property Viewpoints

Collateral estoppel does not attach to PTAB invalidity determination pending appeal

Recently, in Sanofi-Aventis v. Mylan, 2:17-cv-09105-SRC-CLW, Judge Stanley Chesler of the United States District Court, District of New Jersey, denied a motion by defendant Mylan for summary judgment of invalidity of asserted...more

Foley & Lardner LLP

Collateral Estoppel at the Federal Circuit for Inter Partes Review Proceedings

Foley & Lardner LLP on

In Maxlinear, Inc. v. CF CRESPE, LLC, slip op. 2017-1039, the Federal Circuit remanded to the Patent Trial and Appeal Board (“Board”) an inter partes review (“IPR”) proceeding to evaluate the patentability of certain...more

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