Promosome LLC v. Pfizer Inc. et al

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Case overview

Case Number:

3:23-cv-01048

Court:

California Southern

Nature of Suit:

Patent

Judge:

James E. Simmons, Jr

Firms

Companies

Sectors & Industries:

  1. October 05, 2023

    Biotech Co. Drops MRNA Patent Suit Against Pfizer, BioNTech

    Pfizer and BioNTech have reached terms with biotech company Promosome LLC to dismiss a lawsuit and counterclaims over Pfizer's COVID-19 vaccine Comirnaty, which Promosome had claimed infringed its patented mRNA technology.

  2. September 14, 2023

    Pfizer, BioNTech Lob Counterclaims In MRNA Vax Tech Suit

    Pfizer and BioNTech hit back at biotech company Promosome LLC's lawsuit alleging their COVID-19 vaccine infringes a patent related to messenger RNA technology that helps teach the body's immune system to recognize and attack disease-causing viruses, saying their opponent kept quiet about prior art disclosing the claimed invention.

  3. June 06, 2023

    Pfizer, Moderna Sued Over MRNA Tech In COVID Vaccines

    Biotech company Promosome LLC on Tuesday sued Pfizer, BioNTech and Moderna in California federal court, alleging the trio's COVID-19 vaccines infringe a patent related to messenger RNA technology that helps teach the body's immune system to recognize and attack disease-causing viruses.

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