written-description

17 cases — ← All topics

Case Title Lower Court Docketed Status Flags Tags Question Presented
25-5989 Chian Chiu Li v. Apple, Inc. Federal Circuit 2025-10-29 Denied Response WaivedIFP enablement negative-limitation patent-law specification-requirement statutory-interpretation written-description Whether, under 35 U.S.C. § 112(a), a patent specification must include a written description supporting a claimed negative limitation
22-671 Novartis Pharmaceuticals Corporation v. HEC Pharm Co., Ltd., et al. Federal Circuit 2023-01-20 Denied Amici (3) 28-usc-46 appellate-procedure case-law judicial-administration judicial-review panel-composition patent-law statutory-interpretation written-description Whether 28 U.S.C. §46 and principles of sound judicial administration preclude a court of appeals from adding a new judge to form a new panel and rede…
21-1567 Biogen International GmbH, et al. v. Mylan Pharmaceuticals Inc. Federal Circuit 2022-06-15 Denied Amici (2) 35-usc-112 effective-dose efficacy-requirement federal-circuit multiple-sclerosis patent patent-law patent-specification statutory-interpretation written-description Is 35 U.S.C. § 112's written-description requirement met when the specification describes the invention?
21-1566 Juno Therapeutics, Inc., et al. v. Kite Pharma, Inc. Federal Circuit 2022-06-15 Denied Amici (5)Relisted (6) 35-usc-112(a) enablement federal-circuit invention-scope inventor-possession patent patent-law patent-specification statutory-interpretation written-description Whether the written description requirement under 35 USC 112(a) should be measured by the statutory standard or the Federal Circuit's 'possession' tes…
21-7010 Jabari J. Johnson v. James Johnson Tenth Circuit 2022-01-31 Denied IFP 35-usc-112 federal-circuit patent patent-act standing written-description Whether the U.S. Court of Appeals for the Federal Circuit erred in its interpretation of the Patent Act's written description requirement under 35 U.S…
21-757 Amgen Inc., et al. v. Sanofi, et al. Federal Circuit 2021-11-22 Judgment Issued CVSGAmici (33)Response RequestedRelisted (4) 35-usc-112 claim-construction claim-scope enablement enablement-requirement invention-disclosure judicial-review patent patent-law statutory-interpretation undue-experimentation written-description Whether enablement is a question of fact or law
20-380 Idenix Pharmaceuticals LLC, et al. v. Gilead Sciences, Inc. Federal Circuit 2020-09-24 Denied Amici (3)Response RequestedResponse WaivedRelisted (2) 35-usc-112a enablement genus-claim genus-claims patent patent-law pharmaceutical-innovation pharmaceuticals statutory-interpretation written-description Whether the Federal Circuit's genus-claim-specific enablement rule and separate 'possession' requirement are consistent with 35 U.S.C. § 112(a)
20-74 Andrei Iancu, Under Secretary of Commerce for Intellectual Property and Director, United States Patent and Trademark Office v. Eugene H. Luoma, et al. Federal Circuit 2020-07-27 GVR Response WaivedRelisted (2) administrative-law america-invents-act enablement intellectual-property judicial-review obviousness patent-eligibility patent-review patent-trial-and-appeal-board patent-validity prior-art written-description Whether the Patent Trial and Appeal Board's application of the statutory requirements for patentability under 35 U.S.C. §§ 101, 102, 103, and 112 was …
19-1131 Actavis Laboratories FL, Inc. v. Nalpropion Pharmaceuticals LLC Federal Circuit 2020-03-16 Denied Amici (1) 35-usc-112 claim-construction federal-circuit patent-claims patent-law patent-law-35-usc-112 patent-specification patent-validity statutory-interpretation written-description written-description-requirement Whether § 112 requires a patent's specification to contain a written description of all of the limitations of a patent's claims, not just a 'substanti…
19-584 Nuvo Pharmaceuticals (Ireland) Designated Activity Company, et al. v. Dr. Reddy's Laboratories Inc., et al. Federal Circuit 2019-11-04 Denied Response Waived 35-usc-112 enablement federal-circuit innovation patent patent-law pharmaceutical pharmaceutical-composition prior-art written-description Whether the Federal Circuit erred by holding that, whenever the prior art teaches away from a pharmaceutical composition, the written description of a…
19-571 Intel Corporation, et al. v. Continental Circuits LLC Federal Circuit 2019-10-31 Denied Amici (3)Response Waived claim-construction claim-interpretation claim-scope disclaimer disclaimer-doctrine federal-circuit ordinary-meaning patent patent-construction specification specification-analysis written-description Whether courts should construe a patent's claims in light of the written description of the invention disclosed in the patent's specification
19-445 Neology, Inc. v. International Trade Commission, et al. Federal Circuit 2019-10-03 Denied Response Waived clear-and-convincing-evidence due-process federal-circuit filing-date notice patent patent-claim patent-validity procedural-due-process validity written-description Whether a patent can be invalidated without notifying the patent owner about the specific invalidity challenge and giving the patent owner an opportun…
19-211 Time Warner Cable, Inc., et al. v. Sprint Communications Company, L.P. Federal Circuit 2019-08-19 Denied Amici (1) 35-usc-112 35-usc-112a 35-usc-284 apportionment federal-circuit garretson-v-clark patent-claims patent-damages patent-infringement patent-validity reasonable-royalty written-description Whether the Federal Circuit erred by affirming a damages award based on unapportioned end-user service revenues
18-1515 Eli Lilly and Company v. Erfindergemeinschaft UroPep GbR Federal Circuit 2019-06-06 Denied Amici (3)Response RequestedResponse WaivedRelisted (2) 35-usc-112 ariad-pharmaceuticals claim-construction enablement functional-claiming halliburton-oil-well-cementing halliburton-oil-well-cementing-co-v-walker halliburton-precedent patent-claims patent-eligibility patent-law point-of-novelty single-step-claim written-description Whether a single-step patent claim that describes its point of novelty solely in functional terms violates the rule against functional claiming
18A1232 Time Warner Cable, Inc., et al. v. Sprint Communications Company, L.P. Federal Circuit 2019-05-29 Presumed Complete apportionment federal-circuit jury-verdicts patent-damages patent-infringement written-description Whether the Federal Circuit improperly deviated from longstanding Supreme Court precedents on patent damages apportionment by authorizing unapportione…
18-590 Cave Consulting Group, LLC v. OptumInsight, Inc. Federal Circuit 2018-11-06 Denied Response Waived claim-language claim-scope judicial-construction lexicography-disavowal patent-claim-construction patent-scope patent-specification patent-validity public-notice specification specification-interpretation written-description May a court construe a patent claim in a way that contradicts its plain and ordinary meaning by relying on statements in the specification that do not…
18-127 Amgen Inc., et al. v. Sanofi, et al. Federal Circuit 2018-07-27 Denied Amici (1)Response RequestedRelisted (2) 35-usc-112 biotechnology enablement federal-circuit innovation patent-law possession statutory-interpretation written-description Whether the standard for determining the adequacy of the 'written description of the invention' should be as the statute says—that the description mus…