Indefiniteness Before the PTAB
Nature of the Case and Issue(s) Presented: Astellas sued Lupin and Zydus based on the generics manufacturers’ ANDA filing and their efforts to make and sell generic mirabegron. In the leadup to the 2023 bench trial, the...more
We are excited to share Sheppard Mullin’s inaugural quarterly report on key Federal Circuit decisions. The Spring 2023 Quarterly Report provides summaries of most key patent law-related decisions from January 1, 2023 to March...more
Case Name: Tris Pharma, Inc. v. Teva Pharms. USA, Inc., Civ. No. 20-5212 (KM)(ESK) (D.N.J. Aug. 16, 2022) (McNulty, J.) Drug Product and Patent(s)-in-Suit: QuilliChew ER® (methylphenidate); U.S. Patents Nos. 9,545,399 (“the...more
Case Name: Janssen Pharms., Inc. v. Teva Pharms. USA, Inc., No. 18-cv-734, 2021 WL 5323737 (D.N.J. Nov. 16, 2021) (Cecchi, J.) Drug Product and Patent(s)-in-Suit: Invega Sustenna® (paliperidone palmitate); U.S. Patent No....more
The PTAB Cannot Approve or Deny Certificates of Correction - In Honeywell International, Inc. v. Arkema Inc., Arkema France, Appeal Nos. 2018-1151, -1153, the Patent Trial and Appeal Board (“Board”) does not have the...more
The Federal Circuit recently affirmed a district court’s determination, holding a group of patents invalid for indefiniteness. In December 2014, HZNP Medicines LLC (“Horizon”) brought suit against Actavis Laboratories UT,...more
HZNP Medicines LLC, Horizon Pharma USA, Inc. v. Actavis Laboratories UT, Inc. Before Prost, Newman, and Reyna. Appeal from the District Court for the District of New Jersey. Summary: Claims using “consisting...more
A split Federal Circuit panel recently upheld the district court’s judgment of invalidity and noninfringement because the phrase “consisting essentially of” rendered the asserted claims indefinite and the proposed ANDA label...more
Fractured Federal Circuit Holds Patent Owner Does Not Bear Burden of Persuasion in IPR Motions to Amend - In Aqua Products, Inc. v. Matal, Appeal No. 2015-1177, the Federal Circuit, sitting en banc, held that a patent...more
A claim term that can have different meanings or values depending on the method used to measure it renders the claim indefinite because it is impossible for a potential infringer to discern the boundaries of the claim. This...more