IP Verse

Viskase Companies competitive analysis

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

Last updated on: Oct 23, 2025

Patent Number	Title	Applicant	Opposition Date
Get instant updates on new opposition filings by the company
EP4159428	Multi-Layer Plastic Casing With A Porous Food Contact Side Suitable For Transferring Food Additives	KALLE	Jul 8, 2025

Explore the latest publications and patents granted to Viskase Companies, showcasing their recent innovations and technological advancements.

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

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

Last updated on: Oct 23, 2025

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced
VISKASE COMPANIES	1	-	-	-
KALLE	1	4	-	-