News & Analysis as of

Obviousness-Type Double Patenting (ODP) Obviousness Intellectual Property Litigation

Polsinelli

Federal Circuit Affirms District Court’s Obviousness Judgment on ImmunoGen Patent Application

Polsinelli on

1. Background: ImmunoGen’s Patent Application & Dispute - In 2014, ImmunoGen, Inc. (Immunogen) filed U.S. Patent Application No. 14/509,809 (the ’809 application)....more

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

2024 Federal Circuit IP Appeals: Summaries of Key 2024 Decisions

2024 brought exciting developments at the Federal Circuit. The court issued its first en banc decision in a patent case in five years in LKQ, which significantly altered the standard for proving obviousness of a design...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases: Regeneron Pharmaceuticals, Inc. v. Mylan Pharmaceuticals Inc.

Regeneron Pharmaceuticals, Inc. v. Mylan Pharmaceuticals Inc., Appeal Nos. 2024-1965, -1966, -2082, -2083 (Fed. Cir. Jan. 29, 2025) Our Case of the Week is a 31-page decision that touches on a variety of issues, including...more

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

Mind Your Ps and Qs, and Your PTAs Too

Last week, the Federal Circuit held that obviousness-type double patenting trumps patent term adjustment, opening the door for invalidity attacks that to date had been questionable. In re Cellect was an appeal from a...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

American Conference Institute (ACI)

[Event] 20th Advanced Summit on Life Sciences Patents - June 2nd - 3rd, New York, NY

ACI’s Advanced Summit on Life Sciences Patents is back in person on June 2–3 in New York City. Our reimagined 2022 conference will provide practical insights on how to implement bullet-proof patent prosecution tactics,...more

American Conference Institute (ACI)

[Event] Paragraph IV Disputes Conference - November 9th - 10th, New York, NY

Join the conference that the “who’s who” of Hatch-Waxman litigators have designated as the forum which sets the standards for Paragraph IV practice. ACI’s Paragraph IV Litigation Conference is returning LIVE & IN-PERSON to...more

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