News & Analysis as of

Patent Infringement Prior Art Counterclaims

A&O Shearman

UPC Ruling on amendment of counterclaims in patent revocation

A&O Shearman on

Sunstar Engineering Europe GmbH v. Ceracon GmbH, Mannheim Local Division, June 6, 2025 (UPC_CFI_745/2024) The UPC has recently clarified its strict approach to amending counterclaims for revocation in patent litigation....more

Venable LLP

Merck Files Four IPRs Challenging The Johns Hopkins University Pembrolizumab Patents

Venable LLP on

On March 4, 2024, Merck Sharp & Dohme, LLC (“Merck”) filed four IPRs challenging The Johns Hopkins University (“JHU”) patents covering methods of treatment using pembrolizumab, which Merck sells under the trade name...more

Robins Kaplan LLP

Bausch Health Ireland Ltd. v. Padagis Israel Pharms. Ltd.

Robins Kaplan LLP on

Case Name: Bausch Health Ireland Ltd. v. Padagis Israel Pharms. Ltd., Civ. No. 2:20-cv-05426-SRC-CLW (consol.), 2021 WL 4593271 (D.N.J. Oct. 6, 2021) (Waldor, J.) - Drug Product and Patent(s)-in-Suit: Bryhali® (halobetasol...more

Knobbe Martens

Court Grants Relief From Judgment After Witness Lies About the Bed of Its Own Making

Knobbe Martens on

CAP EXPORT, LLC v. ZINUS, INC. Before Dyk, Bryson, and Hughes. Appeal from the United States District Court for the Central District of California. Summary: A judgment and injunction were properly set aside pursuant to...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - September 2019 #2

Curver Luxembourg, SARL v. Home Expressions Inc., Appeal No. 2018-2214 (Fed. Cir. Sept. 12, 2019) In a significant case in the field of design patents, the Federal Circuit clarified the scope of design patent infringement...more

Smart & Biggar

Shire’s VYVANSE patent valid, prohibition order issued

Smart & Biggar on

On June 29, 2018, Justice Fothergill of the Federal Court granted Shire’s application under the pre-amended Patented Medicines (Notice of Compliance) Regulations (PMNOC Regulations) for an order prohibiting the Minister of...more

Patterson Belknap Webb & Tyler LLP

Mattress Wars: Casper’s Inequitable Conduct Counterclaim Against Serta Remains

On January 25, 2018, United States District Judge Alvin K. Hellerstein (S.D.N.Y.) denied plaintiff Serta Simmons Bedding, LLC’s (“Serta”) motion to dismiss defendant Casper Sleep Inc.’s (“Casper”) counterclaim and affirmative...more

McDermott Will & Emery

PTAB Adopts Broad View of Inherency Doctrine

McDermott Will & Emery on

Ariosa Diagnostics v. Isis Innovation Ltd. - Addressing a variety of issues in a recent inter partes review (IPR), the U.S. Patent and Trademark Office’s Patent Trial and Appeal Board (PTAB or Board) determined that...more

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