News & Analysis as of

Jurisdiction Patent Invalidity United States Patent and Trademark Office

Patterson Belknap Webb & Tyler LLP

Out With the Old, in With the New: Judge Ramos Grants Leave to Assert New Patents After the Original Patents-in-Suit Were Found...

On July 29, 2025, Judge Edgardo Ramos (S.D.N.Y.) granted plaintiff Kannuu Pty, Ltd. (“Kannuu”) leave to amend its complaint to allege infringement of two newly-issued patents, after the U.S. Patent and Trademark Office...more

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

Rise of Obviousness Double Patenting SNQs and Rejections in Reexaminations Challenging Expired Patents

Obvious-type double patenting (ODP) has historically served as a tool to prevent patent owners from extending exclusivity beyond the statutory allowed patent term and to tie patent families together during sale. Historically,...more

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

Federal Circuit Appeals from the PTAB and ITC: Summaries of Key 2022 Decisions

As part of the recovery from the global COVID-19 pandemic, the U.S. Court of Appeals for the Federal Circuit took steps to return to normal operations. It began requiring live oral arguments in August 2022 and, by November,...more

WilmerHale

Federal Circuit Patent Updates - June 2018

WilmerHale on

Impax Laboratories Inc. v. Lannett Holdings Inc. (No. 2017-2020, 6/28/18) (Lourie, Dyk, Taranto) - Lourie, J. Affirming judgment of no invalidity for claims related to nasal spray for treatment of migraine....more

Hinshaw & Culbertson LLP

State Court Lacks Jurisdiction Over Legal Malpractice Claim That Required Court To Resolve Federal Issues Relating To Scope,...

Solar Dynamics, Inc. v. Buchanan Ingersoll & Rooney, P.C., 2017 WL 519314 (Fla. 2017) - Brief Summary - A Florida appellate court held that the trial court lacked jurisdiction over a legal malpractice action that...more

McDermott Will & Emery

ANDA Update - October 2015

McDermott Will & Emery on

Federal Circuit Interprets Statutory Requirements for Biosimilar Regulatory Pathway - Amgen Inc., v. Sandoz Inc., (Fed. Cir. July 21, 2015): In a case of first impression, the U.S. Court of Appeals for the Federal...more

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