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Prior Art Pfizer

Knobbe Martens

Routine Optimization of Result-Effective Variable Can Bridge Gaps in Prior Art

Knobbe Martens on

PFIZER INC. v. SANOFI PASTEUR INC. - Before Lourie, Bryson, and Stark.  Appeal from the Patent Trial and Appeal Board....more

McDermott Will & Emery

Optimizing Obviousness: Routine Optimization Can Fill in Prior Art Gaps

McDermott Will & Emery on

In an appeal from a Patent Trial & Appeal Board finding of invalidity, the US Court of Appeals for the Federal Circuit held that the result-effective variable doctrine can apply even when there is no overlap between a claimed...more

McDonnell Boehnen Hulbert & Berghoff LLP

Pfizer Inc. v. Sanofi Pasteur Inc. (Fed. Cir. 2024)

Last week, the Federal Circuit handed down its opinion in Pfizer Inc. v. Sanofi Pasteur Inc., affirming the Patent Trial and Appeal Board's (PTAB) determination that all claims of U.S. Patent No. 9,492,559 challenged in...more

Robins Kaplan LLP

Pfizer Inc. v. Mylan Pharms. Inc.

Robins Kaplan LLP on

Case Name: Pfizer Inc. v. Mylan Pharms. Inc., Civ. No. 10-528-GMS, 2014 U.S. Dist. LEXIS 150283 (D. Del. Oct. 22, 2014) (Sleet, J.) (When a POSA would have to undertake significant guesswork to vary the parameters of...more

Robins Kaplan LLP

GENERICally Speaking - Vol. 4, No. 1

Robins Kaplan LLP on

The Hatch-Waxman Litigation and Life Sciences practice groups at Robins, Kaplan, Miller & Ciresi L.L.P. are pleased to offer the latest edition of their quarterly publication regarding ANDA patent litigation issues and the...more

Foley & Lardner LLP

Federal Circuit Holds Full Sequence Not Required for Invention of DNA

Foley & Lardner LLP on

In Sanofi-Aventis v. Pfizer, Inc., the Federal Circuit affirmed the USPTO’s determination that Pfizer had proven an earlier date of invention of the DNA sequence at issue, even though it did not have the full, correct...more

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