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Barrier-Coated Cellulose-Based Substrate, Laminated Packaging Material And Packaging Container Comprising The Cellulose-Based Substrate

Patent No. EP4008548 (titled "Barrier-Coated Cellulose-Based Substrate, Laminated Packaging Material And Packaging Container Comprising The Cellulose-Based Substrate") was filed by Tetra Laval & Finance on Nov 26, 2021. The application was issued on Jun 4, 2025.

Patent Summary

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Patent Family

Patent Oppositions (4)

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

CompanyOpposition DateRepresentative
SIG SERVICESMar 4, 2026HERZOG PATENTANWALTS
ELOPAK ASAMar 3, 2026ACAPO ONSAGERS
HUHTAMAKI FLEXIBLE PACKAGING GERMANYMar 3, 2026RUTTENSPERGER LACHNIT TROSSIN GOMOLL
KOEHLER INNOVATION & TECHNOLOGYMar 3, 2026MEISSNER BOLTE PARTNERSCHAFT MBB

Dossier Documents

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EP4008548

TETRA LAVAL & FINANCE
Application Number
EP21210810A
Filing Date
Nov 26, 2021
Status
Granted And Under Opposition
May 2, 2025
Publication Date
Jun 4, 2025
External Links
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