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IP Verse

Pruss competitive analysis

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

Last updated on: Jan 1, 2026

Patent Number	Title	Applicant	Opposition Date
Get instant updates on new opposition filings by Pruss
EP3351240	Formulations Of 4-Amino-2-(2,6-Dioxopiperidine-3-Yl)Isoindoline-1,3-Dione	CELGENE	Dec 16, 2019
EP3042659	Polymorphic Forms Of 3-(4-Amino-1-Oxo-1,3 Dihydroisoindol-2-Yl)-Piperidine-2,6-Dione	CELGENE	Jul 25, 2019

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

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

Last updated on: Jan 1, 2026

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced
PRUSS	2	-	-	-
CELGENE	-	68	-	11