An important lesson for patent drafting – disclose and claim as much detail as you can about how the invention works, as opposed to simply what it does – falls out of a Federal Circuit panel’s split decision holding patent-i…
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Here is a lesson on obviousness. The Federal Circuit agreed with the Patent Trial and Appeal Board (PTAB) that claims for a system to measure degradation of cooking oils in a deep fryer were non-obvious under 35 U.S.C. §103. The…
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Failure to disclose “material information of prior sales” resulted in a holding that U.S. Patent No. 8,146,428 “is unenforceable due to inequitable conduct” based on a finding of a “specific intent to deceive the PTO int…
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Claims of a patent directed to “an interaction between a user, an ASP [authentication service provider] client, and an ASP” were invalid under 35 U.S.C. § 101 and the Mayo/Alice patent-eligibility test, said a Northern Distri…
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Whether a court holds a patent claim indefinite under 35 U.S.C § 112 can depend on textual support in the body of the claim or in the patent specification. In Luminati Networks, Ltd. v. UAB Tesonet, no. 2:18-cv-299 (E.D. Tex. Aug…
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For all the kvetching about the frustrating subjectivity and unpredictability of applying the Mayo/Alice patent-eligibility test, here is a case showing that there is a zone of certainty in determining patentability under 35 U.S.C…
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A court held that patent claims directed toward “data collection and mathematical computations are quintessential abstract ideas,” and “[t]he generic equipment underlying the claims does not provide an inventive concept,”…
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The District Court for the District of Delaware recently handed down a claim construction order in T-JAT Systems 2006 v. Expedia that held the claim limitation “virtual client entity” was indefinite under 35 U.S.C. §…
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In a precedential decision in a cancellation proceeding, the Trademark Trial and Appeal Board has ruled that Petitioner Laverne J. Andrusiek must cross-examine, by oral deposition, Respondent Cosmic Crusaders LLC’s witnesses who…
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In William Grecia v. Samsung Electronics (Fed. Cir. 2019) the Federal Circuit affirmed a finding of invalidity for U.S. Patent 8,533,860 (the ‘860 patent) under 35 U.S.C. § 112, ¶2 (indefinite). The invalidly determination for…
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