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Barrier Paper Packaging Film

Patent No. EP4284645 (titled "Barrier Paper Packaging Film") was filed by Amcor Flexibles North America on Jan 31, 2022. The application was issued on Jul 9, 2025.

Patent Summary

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Patent Family

Patent Oppositions (3)

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
MONDIApr 9, 2026ANDREJEWSKI HONKE PATENT UND RECHTSANWALTE PARTNERSCHAFT MBB
ROYAL VAASSEN FLEXIBLE PACKAGINGApr 9, 2026ARNOLD & SIEDSMA
MARKS & CLERKApr 8, 2026MARKS & CLERK

Dossier Documents

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

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EP4284645

AMCOR FLEXIBLES NORTH AMERICA
Application Number
EP22708645A
Filing Date
Jan 31, 2022
Status
Granted And Under Opposition
Jun 6, 2025
Publication Date
Jul 9, 2025
External Links
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