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Construction That Eliminates Entire Scope of Dependent Claims Should Be Avoided

LITTELFUSE, INC. v. MERSEN USA EP CORP. Before Prost, Bryson, and Stoll.  Appeal from the U.S. District Court for the District of Massachusetts. Summary: The Federal Circuit vacated a claim construction that violated...more

Silence May Support Negative Claim Limitation

NOVARTIS PHARMACEUTICALS v. ACCORD HEALTHCARE INC. Before Moore, Linn, and O’Malley. Appeal from the United States District Court for the District of Delaware. Summary: A patent application that was silent about a...more

Federal Circuit Remands CBM Appeals Under Arthrex, Leaves Forum Selection Dispute for Another Day

NEW VISION GAMING & DEVELOPMENT, INC. V. SG GAMING, INC. Before Newman, Moore, and Taranto. Appeal from the Patent Trial and Appeal Board. Summary: The Federal Circuit vacated and remanded two CBM decisions under...more

Federal Circuit Rejects Claim Construction That Contradicts Dependent Claims

BAXALTA INC. V. GENENTECH, INC. Before Moore, Plager, and Wallach. Appeal from the District of Delaware Summary: A district court erred by interpreting a specification’s description of an “antibody” as a definition,...more

Imaginary Slice of Accused Product Failed to Satisfy Structural Claim Limitation

NEVILLE v. FOUNDATION CONSTRUCTORS, INC. Before Lourie, O’Malley, and Chen. Appeal from the United States District Court for the Central District of California. Summary: The Federal Circuit affirmed a construction of...more

Federal Circuit Affirms Use of Common Sense for Obviousness Determination

B/E AEROSPACE, INC. v. C&D ZODIAC, INC. Before Lourie, Reyna, and Hughes. Appeal from the Patent Trial and Appeal Board. Summary: Common sense may be invoked in obviousness determination if accompanied by reasoned...more

Preamble Found Limiting Where It Supplied Antecedent Basis for Other Claim Limitations

SHOES BY FIREBUG LLC v. STRIDE RITE CHILDREN'S GROUP - Before Lourie, Moore, and O’Malley. Appeal from the Patent Trial and Appeal Board. Summary: In similar claims of two related patents, one preamble was limiting...more

No Specific Threat of Infringement Litigation Needed to Establish Standing for IPR Appeal

ADIDAS AG v. NIKE, INC. Before Moore, Taranto, and Chen. Appeal from the Patent Trial and Appeal Board. Summary: A patent challenger can establish standing to appeal a final written decision in an IPR by showing that...more

U.S. Supreme Court Holds IPR Time Bar Determinations Are Not Appealable

The Decision. On April 20, 2020, the U.S. Supreme Court ruled that decisions by the Patent Trial and Appeal Board (PTAB) to institute inter partes review (IPR) are not appealable, even if such institution decisions may...more

Non-Expert Testimony on Obviousness Is Inadmissible

HVLPO2, LLC v. OXYGEN FROG, LLC - Before Newman, Moore, and Chen. Appeal from the United States District Court for the Northern District of Florida. Summary: It is an abuse of discretion to permit a witness to testify...more

Drug Treatment May Be Obvious Even When FDA Is Unconvinced It Is Safe and Effective

PERSION PHARMACEUTICALS LLC v. ALVOGEN MALTA OPERATIONS LTD. Before O’Malley, Reyna, and Chen.  Appeal from the U.S. District Court for the District of Delaware. Summary:  The FDA’s acceptance of safety data for a...more

Patentee’s Lexicography Negates Infringement Despite Defendant’s Use of Claim Term in Product Literature

PLASTIC OMNIUM ADVANCED INNOVATION AND RESEARCH V. DONGHEE AMERICA, INC. Before Reyna, Newman, and Clevenger. Appeal from the U.S. District Court for the District of Delaware. Summary: The patentee’s lexicography of...more

Copying May Show Nonobviousness Even If No Specific Product Is Copied

LIQWD, INC. v. L'OREAL USA, INC. Before Reyna, Hughes, and Stoll. Appeal from the Patent Trial and Appeal Board. Summary: Evidence of copying was relevant to nonobviousness even though the copied feature came from...more

Result-Oriented Claims Based on Natural Laws Held Invalid Under § 101

AMERICAN AXLE & MANUFACTURING, INC. v. NEAPCO HOLDINGS LLC - Before Dyk, Moore, Taranto. Appeal from the United States District Court for the District of Delaware. Summary: Mechanical method claims involving tuning...more

Federal Circuit Applies Collateral Estoppel and Avoids Antitrust Issues

INTELLECTUAL VENTURES I LLC v. CAPITAL ONE FINANCIAL CORP. Before Prost, Bryson, and Reyna. Appeal from the United States District Court for the District of Maryland. Summary: The Federal Circuit applied collateral...more

Amended Complaint May Relate Back to Original Complaint Despite Asserting Different Patents

ANZA TECHNOLOGY, INC. v. MUSHKIN, INC. Before Prost, Newman, and Bryson. Appeal from the United States District Court for the District of Colorado. Summary: Patent infringement claims in an amended complaint may relate...more

Broad Claim Language and Unpredictability in the Art Lead to Non-Enablement

ENZO LIFE SCIENCES, INC. v. ROCHE MOLECULAR SYSTEMS, INC. Before Prost, Reyna, and Wallach. Appeal from the United States District Court for the District of Delaware. Summary: Broad patent claims were invalid as not...more

Parroting Language of Venue Statute Is Not Enough to Avoid Dismissal

WESTECH AEROSOL CORPORATION v. 3M COMPANY - Before Lourie, Mayer, and Reyna. Appeal from the United States District Court for the Western District of Washington. Summary: To establish proper venue, a plaintiff must...more

Federal Circuit Rejects Written Description Analysis That Ignored Relevant Factors

IN RE: GLOBAL IP HOLDINGS LLC - Before Moore, Reyna, and Stoll. Appeal from the Patent Trial and Appeal Board. Summary: Written description support for a claimed genus depends on the criticality or importance of the...more

Reissue Patent Claims Not “Clearly and Unequivocally” Supported in Original Patent Are Invalid

FORUM US, INC. v. FLOW VALVE, LLC - Before Reyna, Schall and Hughes. Appeal from the U.S. District Court for the Western District of Oklahoma. Summary: The original patent on which a broadening reissue patent is based...more

Broad Description in Specification Defeats Patent Owner’s Bid for Narrow Construction

BTG INTERNATIONAL LIMITED v. AMNEAL PHARMACEUTICALS LLC - Before Wallach, Moore, and Chen. Consolidated appeals from the Patent Trial and Appeal Board and the U.S. District Court for the District of New...more

Momenta Pharmaceuticals, Inc. v. Bristol-Myers Squibb Company

Federal Circuit Summaries - Before Newman, Dyk, and Chen. Appeal from the Patent Trial and Appeal Board. Summary: An injury-in-fact is required to establish Article III standing for judicial review of agency action,...more

Princeton Digital Image Corp. v. Office Depot Inc. Et Al.

Federal Circuit Summary - Before Dyk, Taranto, and Stoll. Appeal from U.S. District Court for the District of Delaware. Summary: The Federal Circuit lacks jurisdiction to hear an appeal from a district court judgment...more

How Unpredictable is the Alice Analysis?

Over the last year, several Federal Circuit judges have filed opinions lamenting the state of the case law that interprets the abstract idea exception to patent eligibility under 35 U.S.C. § 101.  For example, Judge Linn...more

Recent Federal Circuit Decisions Emphasize Effect of Factual Questions on Patent Eligibility

In two recent cases, the Federal Circuit addressed the role of factual questions in resolving patent eligibility under 35 U.S.C. § 101. The first case was Berkheimer v. HP Inc. and the second was Aatrix Software v. Green...more

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