News & Analysis as of

Pharmaceutical Industry Allergan Inc Pharmaceutical Patents

Venable LLP

Jury Finds Botox® Patent Claims Nonobvious and Awards Damages from Daxxify® Sales

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On July 18, 2025, after a five-day trial, the jury in Allergan v. Revance Case No. 1:21-cv-01411 (D. Del.) entered a verdict finding claim 8 of Allergan’s U.S. Patent No. 7,354,740 (“the ’740 patent”), claim 6 of U.S. Patent...more

Robins Kaplan LLP

Allergan Holdings Unlimited Co. v. MSN Labs. Private Ltd. - Viberzi® (eluxadoline)

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Case Name: Allergan Holdings Unlimited Co. v. MSN Labs. Private Ltd., Civ. No. 23-794-RGA, 2024 WL 3444368 (D. Del. July 17, 2024) (Andrews, J.)....more

Robins Kaplan LLP

Allergan USA, Inc. v. MSN Labs. Private Ltd. - Viberzi® (eluxadoline)

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Case Name: Allergan USA, Inc. v. MSN Labs. Private Ltd., 111 F.4th 1358, 2024 WL 3763599 (Fed. Cir. Aug. 13, 2024) (Circuit Judges Lourie, Dyk, and Reyna presiding; Opinion by Lourie, J.; Opinion concurring-in-part and...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

Cellect and Allergan: Obviousness-Type Double Patenting (ODP) in Reexamination and Reissue

Takeaways: 1. ODP in reexamination and reissue remains unpredictable despite Allergan 2. Patent Owners should carefully review ODP rejections to ensure they are proper Obviousness-type double patenting (ODP) is a legal...more

Troutman Pepper Locke

Federal Circuit Decision Clarifies Obviousness-Type Double Patenting and Patent Term Adjustments in Allergan v. MSN Laboratories

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On August 13, the Federal Circuit issued a precedential ruling in Allergan v. MSN Laboratories (Case No. 24-1061). This decision reversed the District of Delaware's application of the Federal Circuit precedent in In re:...more

Lathrop GPM

Federal Circuit Overrules ODP Rejection of Parent Patent Based on In re Cellect

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In a new precedential decision issued August 13, 2024, the Court of Appeals for the Federal Circuit in Allergan USA. v. MSN Labs, 24-1061, held that a first-filed, first-issued parent patent that receives a patent term...more

McDonnell Boehnen Hulbert & Berghoff LLP

Life Sciences Court Report - March 2020

About Life Sciences Court Report:  We will periodically report on recently filed biotech and pharma litigation. Allergan USA, Inc. v. Prollenium US Inc. 1-20-cv-00104; filed January 23, 2020 in the District Court of Delaware...more

McDonnell Boehnen Hulbert & Berghoff LLP

Life Sciences Court Report - February 2020

About Life Sciences Court Report:  We will periodically report on recently filed biotech and pharma litigation. Allergan USA, Inc. v. Prollenium US Inc. 1-20-cv-00104; filed January 23, 2020 in the District Court of...more

Goodwin

ITC Trial Wraps Up on Botox Trade Secret Case

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Last week a trial was held before the International Trade Commission (ITC) in the trade secret case brought by Allergan and Medytox against Daewoong and Evolus.  Allergan and Medytox filed a complaint with the ITC on January...more

Goodwin

Year in Review: The Top-Five U.S. Biosimilar Market Developments of 2019

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As we start the new year, we look back at the top U.S. biosimilar market developments of 2019. Here are some of our highlights, in no particular order...more

Smart & Biggar

Amended PMNOC Regulations: Second Anniversary Update

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September 21, 2019 was the second anniversary of the coming into force of the amended Patented Medicines (Notice of Compliance) Regulations (Regulations) heralding significant changes to the landscape for pharmaceutical...more

Knobbe Martens

The Sometimes Limiting Effect of "Wherein" Clauses

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ALLERGAN SALES, LLC v. SANDOZ, INC. Before Prost, Newman, and Wallach. Appeal from the United States District Court for the District of New Jersey. Summary: A “wherein” clause can be limiting if it is material to...more

Goodwin

Pipeline Updates: Pfizer, Amgen, and Allergan

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Earlier this month, it was reported by the Regulatory Affairs Professional Society (RAPs) that Pfizer has terminated five biosimilar projects in preclinical development. According RAPs, Pfizer’s Director of Global Media...more

Goodwin

Allergan and Tribe Seek Review En Banc in Sovereign Immunity Dispute

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As we previously reported, a panel of the Federal Circuit in St. Regis Mohawk Tribe v. Mylan held that “tribal immunity cannot be asserted in IPRs.” The Federal Circuit’s decision, if upheld, means that Allergan’s sale and...more

Ladas & Parry LLP

Native American Tribes’ Patents Not Immune from Challenge in the Patent Trial and Appeal Board

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On July 20 in Saint Regis Mohawk Tribe, Allergan, Inc. v. Mylan Pharmaceuticals Inc., a panel of the U.S. Court of Appeals for the Federal Circuit (Dyk, Moore and Reyna JJ) held that Native American (“Indian”) Tribes do not...more

Patterson Belknap Webb & Tyler LLP

PTAB Holds Indian Tribes Don’t Offer an Out from IPR

In a highly anticipated decision on the Saint Regis Mohawk Tribe’s motion to terminate inter partes review proceedings, the Patent Trial and Appeal Board rejected tribal sovereign immunity to IPRs. The PTAB’s decision also...more

Troutman Pepper Locke

Allergan’s Mohawk Gambit Fails At The PTAB

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The Patent Trial and Appeal Board (PTAB) has not taken kindly to a move by the Irish drug company Allergan to shield its key patents on its dry-eye drug Restasis from challenge at the U.S. Patent Office by assigning these...more

Robins Kaplan LLP

Allergan Sales, LLC v. Teva Pharms. USA, Inc.

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Case Name: Allergan Sales, LLC v. Teva Pharms. USA, Inc., Civ. No. 2:15-cv-1471-JRG-RSP (Lead), 2017 U.S. Dist. LEXIS 176262 (E.D. Tex. Oct. 24, 2017) (Gilstrap, J.)....more

Robins Kaplan LLP

Allergan Sales, LLC v. Sandoz. Inc.

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Case Name: Allergan Sales, LLC v. Sandoz. Inc., Nos. 2017-1499, 2017-1500, 2017-1558, 2017-1559, 2017 U.S. App. LEXIS 26312 (Fed. Cir. Dec. 22, 2017) (Circuit Judges Moore, Mayer, and Hughes presiding; Opinion by Hughes, J.)...more

Troutman Pepper Locke

Allergan’s Mohawk Gambit May Be Doomed – PTAB Rethinks the Scope of Sovereign Immunity

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A few months ago, the Irish drug company Allergan moved to shield its key patents on its dry-eye drug Restasis from challenge at the Patent Trial and Appeal Board (PTAB) of the U.S. Patent Office by assigning these patents to...more

McDermott Will & Schulte

Generic Defendants Shed No Tears after Winning Motion to Add Incorrect Inventorship Defense

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The US District Court for the Eastern District of Texas granted defendants' motion to amend their pleadings after the deadline for amending had passed. Allergan v. Teva Pharmaceuticals USA, No. 15-1455-WCB, 2017 WL 1512334...more

Robins Kaplan LLP

Allergan, Inc. v. Teva Pharms. USA, Inc.

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Case Name: Allergan, Inc. v. Teva Pharms. USA, Inc., No. 2:15-CV-1455-WCB, 2017 U.S. Dist. LEXIS 136445 (E.D. Tex. Aug. 25, 2017) (Bryson, C.J.). Drug Product and Patent(s)-in-Suit: Restasis® (cyclosporine); U.S. Patents...more

Robins Kaplan LLP

Allergan Sales, LLC v. Teva Pharms. USA, Inc.

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Case Name: Allergan Sales, LLC v. Teva Pharms. USA, Inc., Civ. No. 2:15-cv-01471-FRG-RSP, 2017 U.S. Dist. LEXIS 127886 (E.D. Tex. July 25, 2017) (Payne, M.J.). Drug Product and U.S. Patent: Delzicol® (mesalamine); U.S....more

Spilman Thomas & Battle, PLLC

Patents for Billion Dollar Restasis Drug Under Siege

Using an innovative strategy, pharmaceutical company Allergan recently transferred the patents associated with the eye drug, Restasis, to the Saint Regis Mohawk Tribe, in exchange for an exclusive license back. The tribe...more

Snell & Wilmer

Pharmaceutical Company Seeks to Use Tribal Sovereign Immunity to Avoid Inter Partes Review

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Allergan announced on September 8, 2017, that it had transferred its patents covering the drug Restasis to the Saint Regis Mohawk Tribe and will pay the tribe $13.75 million. The tribe is also eligible to receive $15 million...more

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