Category Archives: Prosecution History Estoppel

DC grant of PI vacated and remanded as Lite-Netics’ infringement allegations not objectively baseless (First Amendment issues relating to customer letters addressed)

Lite-Netics, LLC v. Nu Tsai Capital LLC, Holiday Bright Lights (“HBL”) Docket No. 2023-1146 (h https://cafc.uscourts.gov/opinions-orders/23-1146.OPINION.2-17-2023_2082508.pdf) LOURIE, TARANTO, STARK February 17, 2023 Brief Summary:   DC grant of PI vacated and remanded based on the DC’s abuse of discretion in … Continue reading

Posted in Claim Construction, Doctrine of equivalents, Infringement, Injunction, Prosecution History Estoppel | Leave a comment

DC prosecution laches finding affirmed (unreasonable and inexcusable delay by PMC and prejudice to Apple)

Personalized Media Communications, LLC v. Apple Inc. Docket No. 2021-2275 (https://cafc.uscourts.gov/opinions-orders/21-2275.OPINION.1-20-2023_2066571.pdf) REYNA, CHEN, STARK January 20, 2023 Brief Summary:   DC decision of prosecution laches (unreasonable and inexcusable delay by PMC and prejudice to Apple) affirmed. Summary:  Personalized Media Communications … Continue reading

Posted in Equitable estoppel, Laches, Prosecution History Estoppel, Uncategorized | Leave a comment

DC findings of obviousness of certain claims affirmed and others vacated based on secondary considerations

Arius Two, Inc., Biodelivery Sci. Int., Inc. v. Alvogen PB Res. & Develop. LLC, et al. Docket No. 2022-1394, -1449 (https://cafc.uscourts.gov/opinions-orders/22-1394.OPINION.12-21-2022_2051391.pdf) (Non-Precedential) CHEN, CLEVENGER, CUNNINGHAM December 21, 2022 Brief Summary:   DC obviousness findings for two patents affirmed; obviousness of … Continue reading

Posted in Generics / ANDA, Obviousness, Obviousness (Secondary Considerations), Prosecution History Estoppel | Leave a comment

Board IPR claim construction and obviousness conclusions affirmed, disclaimer made during IPR not binding “in the very IPR proceeding in which it is made”

CUPP Computer AS v. Trend Micro Inc. (USPTO as Intervenor) Docket No. 2020-2262-4 (IPR2-19-00764, -00765, -00767 (https://cafc.uscourts.gov/opinions-orders/20-2262.OPINION.11-16-2022_2034079.pdf) DYK, TARANTO, STARK November 16, 2022 Brief Summary:   Board claim construction and obviousness findings affirmed.  FC panel explains that “a disclaimer in … Continue reading

Posted in Claim Construction, Inter Parties Review (IPR), IPR, Obviousness, Patent Prosecution, Prosecution History Estoppel | Leave a comment

Assigned claim not broader than asserted claim, DC assignor estoppel decision affirmed

Hologic, Inc., et al. v. Minerva Surgical, Inc. Docket No. 2019-2054, -2081 (https://cafc.uscourts.gov/opinions-orders/19-2054.OPINION.8-11-2022_1990706.pdf) STOLL, CLEVENGER, WALLACH August 11, 2022 Brief Summary:   On remand from SCOTUS, assignor estoppel decision affirmed as asserted claim not broader than assigned claim. Summary:  This … Continue reading

Posted in Assignment / Ownership, Claim Construction, Prosecution History Estoppel, Written description | Leave a comment

DC indefiniteness conclusion vacated for incorrect claim construction, grant of SJ regarding jurisdiction vacated

Univ. of Massachusetts, Carmel Labs., LLC v. L’Oreal S.A. and L’Oreal USA, Inc. Docket No. 2020-1969 (https://cafc.uscourts.gov/opinions-orders/21-1969.OPINION.6-13-2022_1964183.pdf) PROST, MAYER, TARANTO June 13, 2022 Brief Summary:   DC indefiniteness finding vacated due to improper claim construction and grant of SJ for … Continue reading

Posted in Claim Construction, Claim Differentiation, Infringement, Inter Parties Review (IPR), IPR, Prosecution History Estoppel, Wherein, Written description | Leave a comment

Claim construction affirmed, Hulu’s SJ grant of noninfringement vacated and remanded; damages testimony exclusion affirmed

Sound View Innovations, LLC v. Hulu, LLC Docket No. 2021-1998 (https://cafc.uscourts.gov/opinions-orders/21-1998.OPINION.5-11-2022_1950301.pdf) PROST, MAYER, TARANTO May 11, 2022 Brief Summary:   DC claim construction affirmed but SJ grant of noninfringement vacated and remanded; exclusion of certain damages testimony affirmed. Summary:  Sound … Continue reading

Posted in Claim Construction, Damages, Disclaimers, Expert Testimony, Prosecution History Estoppel, Software | 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 reversed as based on improper claim construction (no clear PHE)

Genuine Enabling Technology LLC v. Nintendo Co. et al. Docket No. 2021-2167 (https://cafc.uscourts.gov/opinions-orders/20-2167.OPINION.4-1-2022_1930021.pdf) NEWMAN, REYNA, STOLL April 1, 2022 Brief Summary:   DC grant of summary judgment reversed as FC panel found claim construction errors. Summary:  Genuine sued Nintendo for … Continue reading

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

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