
In TriVascular, Inc. v. Samuels, Appeal No. 2015-1631 (Fed. Cir. Feb. 5, 2016), a unanimous Federal Circuit panel affirmed a PTAB final written decision that concluded the petitioner (TriVascular) did not meet its burden of demonstrating the challenged claims were unpatentable during inter partes review. TriVascular successfully petitioned the Board to institute the review after the patent owner (Samuels) accused TriVascular of infringing the same patent in a California federal court. TriVascular’s short-lived success, however, was tempered by the Board’s claim construction in the institution decision that differed from the construction TriVascular sought in its petition.
Continue Reading The Board’s Prerogative to Change its Mind May Doom Petition after Institution



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If you’re a patent owner faced with an expert declaration submitted by an IPR petitioner on reply, try to respond, and in multiple ways. Don’t just complain that the declaration should be excluded. This was the Federal Circuit’s recent message in 