PTAB Clarifies Claim Preclusion Standards

PTAB Clarifies Claim Preclusion Standards

By Alexa Grillis,* David Linden, and Dave Maiorana – On June 2, 2023,the PTAB held the standard enunciated in Astoria Federal Sav. & Loan Ass’n v. Solimino, 501 U.S. 104 (1991) applies to claim preclusion determinations. This was yet another decision in the...