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IP Verse

Sk Bioscience competitive analysis

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Explore patent oppositions filed by Sk Bioscience against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Nov 13, 2025

Patent Number	Title	Applicant	Opposition Date
Get instant updates on new opposition filings by the company
EP3678654	Pneumococcal Polysaccharides And Their Use In Immunogenic Polysaccharide-Carrier Protein Conjugates	MERCK SHARP & DOHME	Mar 18, 2025
EP3583947	Streptococcus Pneumoniae Capsular Polysaccharides And Conjugates Thereof	PFIZER	Jul 11, 2024
EP3096785	Immunogenic Compositions Comprising Conjugated Capsular Saccharide Antigens And Uses Thereof	PFIZER	Jun 9, 2021
EP2676679	Formulations Which Stabilize And Inhibit Precipitation Of Immunogenic Compositions	WYETH	Oct 2, 2019
EP3017827	Pneumococcal Polysaccharide Conjugate Vaccine	GLAXOSMITHKLINE	Aug 6, 2019

Discover the latest PTAB cases involving Sk Bioscience, highlighting their recent legal challenges and patent disputes.

IP litigation analysis comparing Sk Bioscience with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Nov 13, 2025

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced
SK BIOSCIENCE	5	-	-	-
GLAXOSMITHKLINE	29	112	8	12
MERCK SHARP & DOHME	20	42	55	5
PFIZER	51	94	43	12