Viskase Companies competitive analysis

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

Last updated on: Sep 3, 2026
Patent NumberTitleApplicantOpposition Date
Multi-Layer Plastic Casing With A Porous Food Contact Side Suitable For Transferring Food AdditivesKALLEJul 8, 2025
Tubular Foodstuff Sleeve With Transferable Inner LayerKALLESep 27, 2017

Explore Viskase Companies's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Last updated on: Sep 3, 2026
Patent NumberPublication DateTitleTotal Oppositions
May 7, 2014Smokable Polymeric Casing1

Latest PTAB cases involving Viskase Companies

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

Peer Comparison New

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

Last updated on: Sep 3, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
VISKASE COMPANIES21 - -
KALLE26 - -