Federal Circuit Finds a Role for Extrinsic Evidence Post-Teva

Last week, in Virginia Innovation Sciences (“VIS”) v. Samsung, the Federal Circuit provided some indication of the circumstances under which it would defer to a district court’s evaluation of extrinsic evidence in the post-Teva world.  We have previously written about the Supreme Court’s 2015 Teva v. Sandoz opinion, which overturned long-standing precedent, holding that while […]

Federal Circuit Clarifies Scope of § 271(e) Safe Harbor in Classen v. Elan

In Classen Immunotherapies, Inc. v. Elan Pharms., Inc., the Federal Circuit determined that an NDA-holder’s post-approval activities fall within the scope of the § 271(e) safe harbor.  2015 U.S. App. LEXIS 7854 (Fed. Circ. May 13, 2015).  Specifically, 35 U.S.C. § 271(e)(1) exempts activities reasonably relating to developing clinical data on an approved drug and submitting that […]

Generic’s Counterclaims for Non-Infringement are Proper Despite Covenant Not to Sue From Brand

On April 9, 2014, in Purdue Pharmaceutical Products, L.P. v. TWi Pharmaceuticals, Inc., Civ. No. 12-5311 (D.N.J.), Judge Jose L. Linares of the United States District Court for the District of New Jersey ruled that a generic drug company who is not a first-filer has standing to assert a counterclaim for non-infringement despite the issuance […]