Category Archives: Indefiniteness

Indefiniteness and willful infringement findings affirmed; vacated and remanded regarding burden to show art cited in non-instituted IPR could have been found as affirmative defense should be on Ironburg, not Valve

Ironburg Inventions Ltd. v. Valve Corporation Docket No. 2021-2296, -2297, 2022-1070 (https://cafc.uscourts.gov/opinions-orders/21-2296.OPINION.4-3-2023_2104462.pdf) LOURIE, CLEVENGER (D), STARK April 3, 2023 Brief Summary:   DC indefiniteness finding affirmed; vacated and remanded as burden to show prior art relied on in non-instituted IPR … Continue reading

Posted in Indefiniteness, Infringement, Inter Parties Review (IPR), IPR, Willfullness | Leave a comment

DC indefiniteness finding vacated and remanded, while “means”-related claim construction finding affirmed, each based on the intrinsic evidence

Grace Instrument Industries, LLC v. Chandler Instruments Co., LLC and Ametek, Inc. Docket No. 2021-2370 (https://cafc.uscourts.gov/opinions-orders/21-2370.OPINION.1-12-2023_2062188.pdf) CHEN, CUNNINGHAM, STARK January 12, 2023 Brief Summary:   DC indefiniteness determination of “enlarged chamber” vacated and remanded while construction of “means for driving” … Continue reading

Posted in Claim Construction, Indefiniteness, Means-plus-function | Leave a comment

DC grant of SJ reversed and remanded due to improper finding of indefiniteness

Niazi Licensing Corporation v. St. Jude Medical S.C., Inc. Docket No. 2021-1864 (https://cafc.uscourts.gov/opinions-orders/21-1864.OPINION.4-11-2022_1934126.pdf) TARANTO, BRYSON, STOLL April 11, 2022 Brief Summary:   DC findings of indefiniteness reversed, but induced infringement, exclusion of expert witness report and damages findings affirmed. Summary:  … Continue reading

Posted in Claim Construction, Claim Differentiation, Damages, Expert Testimony, Indefiniteness, Inducement to Infringe, Infringement, Medical Devices, Method claims, Prosecution History Estoppel, Royalties, Written description | Leave a comment

DC grant of SJ for indefiniteness and obviousness of Immunogen’s claims vacated and remanded

Immunogen, Inc. v. USPTO Docket No. 2021-1939 (https://cafc.uscourts.gov/opinions-orders/21-1939.OPINION.3-25-2022_1926731.pdf) (Non-precedential) NEWMAN, CLEVENGER, STOLL March 25, 2022 Brief Summary:   DC grant of SJ that Immunogen’s pending claims are indefinite and obvious vacated and remanded as factual findings not undisputed. Summary:  Immunogen … Continue reading

Posted in Appeal, Incorporation by Reference, Indefiniteness, Obviousness, Written description | Leave a comment

DC indefiniteness and invalidity findings affirmed as claims lack “reasonable certainty”

TVnGO Ltd. (BVI) v. LG Electronics, et al. Docket No. 2020-1837 (http://www.cafc.uscourts.gov/sites/default/files/opinions-orders/20-1837.OPINION.6-28-2021_1796547.pdf) (Non-precedential) PROST, SCHALL, REYNA June 28, 2021 Brief Summary:  DC indefiniteness and invalidity findings affirmed (no reasonable certainty). Summary:  TVnGO appealed DC finding that the claims of five … Continue reading

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DC indefiniteness determination affirmed due to “inconsistent prosecution history statements”

Infinity Computer Products, Inc. v. OKI Data Americas, Inc. Docket No. 2020-1012 (http://www.cafc.uscourts.gov/sites/default/files/opinions-orders/20-1189.OPINION.2-10-2021_1730931.pdf) PROST, CLEVENGER, TARANTO February 10, 2021 Brief Summary:  DC indefiniteness determination affirmed due to “inconsistent prosecution history statements”. Summary:  Infinity appealed DC indefiniteness finding regarding US Pat. … Continue reading

Posted in Claim Construction, Indefiniteness, Prosecution History Estoppel | Leave a comment

DC claim construction and indefiniteness findings affirmed; ineligibility conclusions not reached by FC panel

Synchronoss Techs., Inc. v. Dropbox, Inc., Funambol, Inc. Docket No. 2020-2196, -2199 (http://www.cafc.uscourts.gov/sites/default/files/opinions-orders/19-2196.OPINION.2-12-2021_1732513.pdf) PROST, REYNA, TARANTO February 12, 2021 Brief Summary:  DC claim construction, invalidity for indefiniteness, and grant of SJ affirmed. Summary:  Synchronoss appealed DC claim constructions and grant … Continue reading

Posted in Claim Construction, Indefiniteness, Means-plus-function, Patent Eligibility (101), Section 101 (see also Patentability), Software | Leave a comment

DC grant of SJ of infringement to Lilly under DOE affirmed

Eli Lilly And Company v. Apotex, Inc. Docket No. 2020-1328 (http://www.cafc.uscourts.gov/sites/default/files/opinions-orders/20-1328.OPINION.12-21-2020_1705369.pdf) PROST, BRYSON, STOLL December 21, 2020 Non-precedential Brief Summary:  DC grant of SJ of infringement under DOE affirmed. Summary:  Apotex appealed DC grant of Lilly’s motion for summary judgment … Continue reading

Posted in Doctrine of equivalents, Generics / ANDA, Indefiniteness, Prosecution History Estoppel | Leave a comment

DC decision invalidating claims for indefiniteness of the term “half-liquid” affirmed

IBSA Institut Biochimique, S.A. et al. v. Teva Pharmaceuticals USA, Inc. Docket No. 2019-2400 PROST, REYNA, HUGHES July 31, 2020 Brief Summary: DC finding of invalidity for indefiniteness of the term “half-liquid” affirmed. Summary: IBSA appealed DC decision finding claims … Continue reading

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DC indefiniteness findings vacated and remanded (Nautilus standard controls, only general-purpose computer or processor requires a specific algorithm)

Nevro Corp. v. Boston Scientific Corp. et al. Docket No. 2018-2220, -2349 LOURIE, REYNA, HUGHES April 9, 2020 Brief Summary: DC grant of SJ based on its indefiniteness finding vacated and remanded (e.g., the correct standard is the Nautilus “reasonable … Continue reading

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