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Defining "Person" in the AIA: SCOTUS Grants Cert in Return Mail, Inc. v. United States Postal Service, et al.

Client Alert | less than 1 min read | 11.12.18

Insights

Client Alert | 4 min read | 02.18.25

Don’t (Es)stop Me Now: The Federal Circuit Clarifies Collateral Estoppel Analysis for Non-Challenged Patent Claims in IPRs

The Federal Circuit recently issued a decision in Kroy IP Holdings, LLC v. Groupon, Inc., No. 23-1359 (Fed. Cir. Feb. 10, 2025), holding that collateral estoppel does not preclude a patentee from asserting any unadjudicated claims of a patent where other claims of the same patent were held unpatentable in an inter partes review (“IPR”) by the Patent Trial and Appeals board (“PTAB”)....