News & Analysis as of

Patent Invalidity Abbreviated New Drug Application (ANDA) Pharmaceutical Patents

Robins Kaplan LLP

Mallinckrodt Pharms. Ireland Ltd. v. Airgas Therapeutics LLC

Robins Kaplan LLP on

INOMax® (nitric oxide) - Case Name: Mallinckrodt Pharms. Ireland Ltd. v. Airgas Therapeutics LLC, Civ. No. 22-1648-RGA, 2025 WL 472557 (D. Del. Feb. 12, 2025) (Andrews, J.)  Drug Product and Patent(s)-in-Suit: INOMax® (nitric...more

BakerHostetler

A Later-Discovered Improvement to an Invention Cannot Be Used To Reach Back and Invalidate an Earlier-Filed Patent

BakerHostetler on

Novartis markets and sells a combination therapy of valsartan and sacubitril under the brand name Entresto® for the treatment of various forms of heart failure. MSN submitted an Abbreviated New Drug Application seeking...more

Robins Kaplan LLP

Melinta Therapeutics, LLC v. Nexus Pharms., Inc.

Robins Kaplan LLP on

Minocin® (minocycline) - Case Name: Melinta Therapeutics, LLC v. Nexus Pharms., Inc., Civ. No. 21-2636, 2024 WL 4799896 (N.D. Ill. Nov. 15, 2024) (Kness, J.)  Drug Product and Patent(s)-in-Suit: Minocin® (minocycline);...more

Rothwell, Figg, Ernst & Manbeck, P.C.

Federal Circuit Reverses Decision Finding Lack of Written Description for Patent Claiming a Pharmaceutical Composition Comprising...

The Federal Circuit recently reversed a District of Delaware decision that invalidated claims of Novartis’s Orange Book listed patent, U.S. Patent No. 8,101,659 (the “’659 patent”), for its blockbuster drug Entresto®, a...more

Womble Bond Dickinson

2024 Hatch-Waxman Year in Review

Womble Bond Dickinson on

In 2024, the Hatch-Waxman Act continued to play a critical role in the U.S. pharmaceutical landscape, driving the dynamics between brand-name drugmakers and generics. This landmark legislation, enacted to encourage innovation...more

Sheppard Mullin Richter & Hampton LLP

UCB, Inc. v. Actavis Laboratories UT, Inc. No. 2021-1924, (Fed. Cir. Apr. 12, 2023)

This case addresses the legal framework for determining whether prior art anticipates a claimed range. The appropriate legal framework applies a different test depending on whether the prior art discloses a point within the...more

Robins Kaplan LLP

Vanda Pharms., Inc. v. Teva Pharms. USA, Inc.

Robins Kaplan LLP on

Case Name: Vanda Pharms., Inc. v. Teva Pharms. USA, Inc., Civ. No. 18-651-CFC, 2022 WL 17593282 (Dec. 13, 2022) (Connolly, J.)  Drug Product and Patent(s)-in-Suit: Hetlioz® (tasimelteon); U.S. Patents Nos. RE46,604 (“the ’604...more

McDonnell Boehnen Hulbert & Berghoff LLP

Genentech, Inc. v. Sandoz Inc. (Fed. Cir. 2022)

The Federal Circuit recently affirmed a district court judgment of invalidity for obviousness and for noninfringement for a series of patents challenged in ANDA litigation, in Genentech Inc. v. Sandoz Inc.  In doing so, a...more

McDermott Will & Emery

Long-Felt Need Not Felt Long Enough to Overcome Obviousness

McDermott Will & Emery on

The US Court of Appeals for the Federal Circuit upheld a finding that patents covering Narcan, a naloxone-based intranasal opioid overdose treatment, were obvious despite evidence of long-felt need. Adapt Pharma Operations...more

McDonnell Boehnen Hulbert & Berghoff LLP

FDA Approves Generic Restasis

On Wednesday, the U.S. Food and Drug Administration announced approval to Mylan Pharmaceuticals for a generic form of Allergan's RESTASIS® (Cyclosporine Ophthalmic Emulsion 0.05%) product for treatment of chronic dry eye. ...more

Kilpatrick

Federal Circuit Reaffirms That There Is No ‘Reasonable Expectation Of Success’ In Trying To Invalidate A Chemical Compound Claim...

Kilpatrick on

The Federal Circuit (in an unpublished opinion) recently reaffirmed the difficulty generic challengers face when trying to establish chemical structural obviousness to invalidate a drug compound patent claim. This recent...more

Knobbe Martens

Federal Circuit Review - October 2019

Knobbe Martens on

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

McDonnell Boehnen Hulbert & Berghoff LLP

HZNP Medicines LLC v. Actavis Laboratories UT, Inc. (Fed. Cir. 2019)

The Federal Circuit earlier this week affirmed a District Court's decision invalidating almost all of the claims asserted against an ANDA filer, in HZNP Medicines LLC v. Actavis Laboratories UT, Inc.  Nevertheless, because a...more

McDonnell Boehnen Hulbert & Berghoff LLP

Nalproprion Pharmaceuticals, Inc. v. Actavis Laboratories FL, Inc. (Fed. Cir. 2019)

Last week, the Federal Circuit reversed findings of non-obviousness and affirmed (over Chief Judge Prost's dissent) a finding that claims asserted in ANDA litigation were not invalid for failure to satisfy the written...more

Knobbe Martens

Federal Circuit Review - February 2019

Knobbe Martens on

PTAB May Invalidate Claims on Reconsideration Based on Grounds Raised in the Institution Decision that Were Not Originally Instituted - In AC Technologies S.A., V. Amazon.Com, Inc., Blizzard Entertainment, Inc., Appeal No....more

WilmerHale

Federal Circuit Patent Updates - January 2019

WilmerHale on

Barry v. Medtronic, Inc. (No. 2017-2463, 1/24/19) (Prost, Moore, Taranto) - Taranto, J. Affirming judgement of no invalidating public use of patents related to methods for correcting spinal column anomalies. Also...more

Knobbe Martens

Federal Circuit Review - January 2019

Knobbe Martens on

A Post-URAA Patent that Issues After but Expires Before a Related Pre-URAA Patent Is Not a Double-Patenting Reference Against the Pre-URAA Patent - In Novartis Pharmaceuticals Corp. v. Breckenridge Pharmaceutical Inc.,...more

Knobbe Martens

Novartis AG v. Ezra Ventures LLC

Knobbe Martens on

Federal Circuit Summary - Before Moore, Chen, and Hughes. Appeal from the United States District Court for the District of Delaware. Summary: Obviousness-type double patenting does not invalidate an otherwise validly...more

McDonnell Boehnen Hulbert & Berghoff LLP

Endo Pharmaceuticals Solutions, Inc. v. Custopharm Inc. (Fed. Cir. 2018)

Last month, in Endo Pharmaceuticals Solutions, Inc. v. Custopharm Inc., the Federal Circuit affirmed a decision by the U.S. District Court for the District of Delaware finding that Defendant-Appellant Custopharm Inc. had not...more

Knobbe Martens

Federal Circuit Review - May 2018

Knobbe Martens on

Priority Claims Cannot Be Incorporated by Reference - In Vanda Pharmaceuticals Inc. v. West-Ward Pharmaceuticals International Limited, Appeal Nos. 2016-2707 and 2016-2708, the Federal Circuit held that when a patent for a...more

WilmerHale

Federal Circuit Patent Updates - February 2018

WilmerHale on

Nalco Company v. Chem-Mod, LLC (No. 2017-1036, 2/27/18) (Moore, Schall, O'Malley) - O'Malley, J. Reversing district court's dismissal of patent claims for failure to state a claim. The district court's dismissal of direct...more

McDonnell Boehnen Hulbert & Berghoff LLP

Eli Lilly and Company v. Perrigo Co. (Fed. Cir. 2017)

In an appeal decided last month, the Federal Circuit affirmed a decision by the District Court for the Southern District of Indiana finding claim 20 of U.S. Patent No. 8,435,944 to be invalid as obvious. The panel also...more

McDonnell Boehnen Hulbert & Berghoff LLP

Merck Sharp & Dohme Corp. v. Hospira, Inc. (Fed. Cir. 2017)

The Federal Circuit continues its explication of the law of obviousness post-KSR Int'l. v. Teleflex Inc. (and Judge Pauline Newman continues to disagree with her brethren in some regards) in a decision handed down last...more

McDonnell Boehnen Hulbert & Berghoff LLP

District Court Allows Mohawk Tribe to Join ANDA Litigation, Finds Patents at Issue Invalid

In something of an anticlimax, Federal Circuit Judge William Bryson, sitting by designation on the bench of the U.S. District Court for the Eastern District of Texas, granted Allergan's motion to join the St. Regis Mohawk...more

Knobbe Martens

Federal Circuit upholds Millennium’s Patent on Velcade®

Knobbe Martens on

MILLENNIUM PHARMACEUTICALS, INC. v. SANDOZ INC - (Fed. Cir. July 17, 2017) (NEWMAN, Mayer, O’Malley) - This case arose out of an ANDA litigation between Millennium and a number of generic-drug companies who sought FDA...more

46 Results
 / 
View per page
Page: of 2

"My best business intelligence, in one easy email…"

Your first step to building a free, personalized, morning email brief covering pertinent authors and topics on JD Supra:
*By using the service, you signify your acceptance of JD Supra's Privacy Policy.
- hide
- hide