News & Analysis as of

United States Patent and Trademark Office › Pfizer › Patent Litigation

The U.S. Patent and Trademark Office is an agency of the United States Department of Commerce that serves a fundamental role in the U.S. intellectual property system by issuing patents and registering trademarks.... more +
The U.S. Patent and Trademark Office is an agency of the United States Department of Commerce that serves a fundamental role in the U.S. intellectual property system by issuing patents and registering trademarks.    less -
Rothwell, Figg, Ernst & Manbeck, P.C.

mRNA/LNP Patent Litigation Update (Q1 2025)

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

As we previously discussed, beginning in 2022, a series of patent infringement lawsuits were filed against Moderna and collaborators Pfizer+BioNTech seeking damages based on their respective sales of the Spikevax® and...more

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

MarkIt to Market® - December 2021

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

The December 2021 issue of Sterne Kessler's MarkIt to Market® newsletter discusses new enforcement tools courtesy of the Trademark Modernization Act; Pfizer's acquisition of Arena Pharmaceuticals; the latest developments in...more

McDonnell Boehnen Hulbert & Berghoff LLP

Pfizer, Inc. v. Lee (Fed. Cir. 2016)

McDonnell Boehnen Hulbert & Berghoff LLP on

Last month, in Pfizer, Inc. v. Lee, the Federal Circuit determined that the District Court for the Eastern District of Virginia did not err in granting summary judgment in favor of the U.S. Patent and Trademark Office on the...more

Mintz - Intellectual Property Viewpoints

Pfizer v. Lee: A Patent Term Adjustment Double Standard?

Mintz - Intellectual Property Viewpoints on

In Pfizer v. Lee (No. 2015-1265, January 22, 2016), the Federal Circuit upheld the U.S. Patent and Trademark Office’s (USPTO) determination that the toll period for A-type patent term adjustment (PTA) delay stops upon the...more

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

Federal Circuit Holds a Defective Restriction Requirement Ends Patent Term Adjustment

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

In Pfizer v. Lee, the Court of Appeals for the Federal Circuit held that a “defective” restriction requirement was sufficient to stop the period of patent term adjustment granted when the U.S. Patent and Trademark Office...more

Foley & Lardner LLP

Incomplete Restriction Requirement Stops Clock For Patent Term Adjustment

Foley & Lardner LLP on

In Pfizer v. Lee, the Federal Circuit affirmed the decision of the U.S. District Court for the Eastern District of Virginia that upheld the USPTO’s Patent Term Adjustment (PTA) calculation that stopped the clock running...more

McDermott Will & Emery

When a Divisional Is Not a Divisional: No Section 121 Safe Harbor for Reissue Patentee Who Retroactively Omitted New Matter - G.D....

McDermott Will & Emery on

Addressing the “safe harbor” provision under 35 U.S.C. § 121, the U.S. Court of Appeals for the Federal Circuit upheld a district court ruling that a reissue patent was invalid for obviousness-type double patenting. G.D....more

Foley & Lardner LLP

Federal Circuit Strikes Final Blow to Celebrex Patent

Foley & Lardner LLP on

In 2008, the Federal Circuit determined that claims 1-4 and 11-17 of U.S. Patent No. 5,760,068 were invalid for obviousness-type double patenting (OTDP) over a related parent patent, in part because the ‘068 patent was filed...more

Eversheds Sutherland (US) LLP

Legal Alert: UPDATE: The Hare Loses Steam – Patent Litigation Reform Law Unlikely This Year

Eversheds Sutherland (US) LLP on

Efforts by the U.S. Senate to pass an alternative to the Innovation Act, which aims to reform abusive patent litigation, have stalled. Sen. Patrick Leahy, who is leading the effort, has announced that his committee is tabling...more

9 Results
 / 
View per page
Page: of 1

"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:
Sign up Log in
*By using the service, you signify your acceptance of JD Supra's Privacy Policy.
- hide
- hide