Utility Patent

Federal Circuit, Utility Patent

Covidien v. Medtronic — Federal Circuit Addresses Assignor Estoppel After Minerva

The Federal Circuit applied the Supreme Court’s Minerva v. Hologic (2021) narrowed assignor estoppel framework to a medical device patent dispute, clarifying that assignor estoppel bars an inventor-assignee from challenging patent claims whose validity was implicitly warranted at assignment — but does not bar challenges to claim scope expansions made after assignment.

Federal Circuit, Utility Patent

Genuine Enabling Technology LLC v. Nintendo Co., Ltd. — Federal Circuit Reverses Claim Construction, Holds Extrinsic Evidence Cannot Create Scope Limit Not in Intrinsic Record

The Federal Circuit reversed a claim construction that relied on extrinsic expert testimony to impose a specific frequency threshold on the term “input signal,” holding that extrinsic evidence cannot establish a claim scope limit that has no basis in the patent’s intrinsic record.

Federal Circuit, Utility Patent

In re Volkswagen Group of America, Inc. — Federal Circuit Holds Independently-Owned Dealerships Are Not a Manufacturer’s “Regular and Established Place of Business” for Patent Venue

The Federal Circuit granted mandamus and transferred patent suits against Volkswagen and Hyundai out of the Western District of Texas, holding that independently-owned dealerships do not constitute the manufacturers’ regular and established places of business for patent venue purposes absent day-to-day control over their operations.

Federal Circuit, Utility Patent

Janssen v. Mylan — Federal Circuit Affirms Obviousness of Long-Acting Injectable Paliperidone Patent

The Federal Circuit affirmed the district court’s finding of obviousness for Janssen’s patents on monthly injectable paliperidone palmitate (Invega Sustenna) for treating schizophrenia — holding that a skilled formulator would have been motivated to combine known long-acting injectable antipsychotic formulation techniques with paliperidone’s known properties to achieve a monthly injectable product.

Federal Circuit, Utility Patent

Regents of the University of California v. Broad Institute — Federal Circuit Awards CRISPR Patent Interference Victory to Broad Institute

The Federal Circuit affirmed the PTAB’s award of CRISPR gene-editing patent rights to the Broad Institute over UC Berkeley, holding that UC’s earlier reduction to practice in prokaryotic cells did not establish a continuous conception and reduction to practice in eukaryotic cells — the more commercially significant application — sufficient to defeat Broad’s independent patent claims.

Federal Circuit, Utility Patent

California Institute of Technology v. Broadcom — Federal Circuit Vacates $1.1 Billion Damages Award, Clarifies IPR Estoppel Scope

The Federal Circuit affirmed infringement of Caltech’s Wi-Fi error-correction patents but vacated a $1.1 billion damages award against Broadcom and Apple, rejected a novel two-tier royalty model, and clarified that IPR estoppel bars defendants from raising invalidity grounds that reasonably could have been raised in earlier IPR proceedings.

Federal Circuit, Utility Patent

Biogen v. Mylan — Federal Circuit Affirms Invalidity for Lack of Written Description Where Single Dosage Mention Was Insufficient

In a divided decision, the Federal Circuit affirmed that Biogen’s multiple sclerosis drug patent lacked adequate written description because the specification’s single passing reference to a 480 mg/day dose of dimethyl fumarate did not demonstrate the inventors actually possessed that specific therapeutic method.

Federal Circuit, Utility Patent

Celgene Corp. v. Mylan Pharmaceuticals — Federal Circuit Clarifies Hatch-Waxman Venue: It’s Where the ANDA Was Submitted, Not Where Drugs Will Be Sold

The Federal Circuit affirmed dismissal of Celgene’s Hatch-Waxman patent suit for improper venue, holding that for ANDA litigation venue purposes, the act of infringement is the submission of the ANDA itself — not the receipt of a notice letter or the state where future generic sales are anticipated.

Federal Circuit, Utility Patent

University of Strathclyde v. Clear-Vu Lighting LLC — Federal Circuit Reverses IPR Obviousness Finding for Lack of Reasonable Expectation of Success

The Federal Circuit reversed a PTAB obviousness determination, holding that the Board lacked substantial evidence for a reasonable expectation of success because the cited prior art references did not actually achieve the claimed result of inactivating antibiotic-resistant bacteria without photosensitizing agents.

Federal Circuit, Utility Patent

Intel Corp. v. Qualcomm — Federal Circuit Addresses IPR Estoppel Scope and ‘Could Have Raised’ Standard

The Federal Circuit addressed the scope of IPR estoppel under § 315(e)(2), holding that an IPR petitioner is estopped from raising in district court invalidity grounds based on prior art that could reasonably have been raised in the IPR petition — including prior art patents and publications the petitioner did not actually rely on in the IPR.

Federal Circuit, Utility Patent

Lubby Holdings LLC v. Chung — Federal Circuit Holds Corporate Officers Are Personally Liable for Patent Infringement Without Piercing the Corporate Veil

The Federal Circuit held that a corporate officer can be personally liable for actively participating in a corporation’s patent infringement even without any piercing of the corporate veil, and clarified that the patent marking statute limits pre-notice damages regardless of whether the infringer was aware of the patent.

Federal Circuit, Utility Patent

MLC Intellectual Property, LLC v. Micron Technology, Inc. — Federal Circuit Affirms Exclusion of Damages Expert for Insufficient Apportionment Analysis in Flash Memory Patent Case

The Federal Circuit affirmed the exclusion of a patent owner’s damages expert, holding that the expert’s reasonable royalty calculation failed to adequately apportion the royalty base to account only for the patented features, rather than the full value of the accused products.

Federal Circuit, Utility Patent

Edgewell Personal Care Brands, LLC v. Munchkin, Inc. — Federal Circuit Reverses Summary Judgment, Holds Apparatus Claims Defined by Structure Not Function

The Federal Circuit reversed summary judgment of noninfringement, reaffirming that apparatus claims must be construed according to what the device physically is rather than how it functions, and remanding genuine disputes about literal infringement and the doctrine of equivalents for jury resolution.

Federal Circuit, Utility Patent

Bayer Healthcare v. Baxalta Inc. — Federal Circuit Holds Knowledge of Infringement Alone Is Insufficient for Willfulness, Upholds 17.78% Royalty Award

The Federal Circuit affirmed a $155 million reasonable royalty award against Baxalta for infringing Bayer’s blood-clotting factor patent but reversed the willfulness finding, holding that mere knowledge of a patent and its infringement is not enough — willfulness requires wanton, malicious, or bad-faith conduct.

Federal Circuit, Utility Patent

Amgen v. Sanofi (Federal Circuit 2021) — Antibody Claims Fail Enablement for Genus Claiming Entire Functional Class

The Federal Circuit affirmed that Amgen’s antibody patents directed to an entire genus of antibodies binding to a specific PCSK9 epitope lacked adequate enablement — holding that claiming a broad functional genus of antibodies without enabling the full scope of the claim requires undue experimentation and is invalid under § 112(a).

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