When “About” Becomes Indefinite: Federal Circuit Provides Guidance for Life Science Patent Applications Regarding Limits of Approximation in Enviro Tech v. Safe Foods
Key Takeaway: The term “about” remains useful in biotech and pharmaceutical claims, but only if the patent provides objective guidance about what the term means. Absent that guidance, “about” may...
Jeremiah Helm and Sean Murray Analyze Federal Circuit Ruling on “About” and Patent Claim Indefiniteness in Law360
In their latest Law360 column on recent notable Federal Circuit decisions, Knobbe Martens partners Jeremiah Helm and Sean Murray analyze the Federal Circuit’s decision in Enviro Tech Chemical Services, Inc....
Knobbe Martens, Partner Brian Horne Honored as Finalists for Tech Industry Litigation Department and IP Attorney of the Year at California Legal Awards
Firm honored for delivering more than $1 billion in jury verdicts and multiple landmark IP litigation wins IRVINE, Calif., June 25, 2026 – Leading intellectual property law firm Knobbe Martens...
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