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High Performance Moisture Barrier Films At Lower Densities

Patent No. EP3140331 (titled "High Performance Moisture Barrier Films At Lower Densities") was filed by Chevron Phillips Chemical LP on May 5, 2015. The application was issued on Oct 21, 2020.

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
SABIC SABIC PETROCHEMICALSJul 20, 2021SABIC GROUP
TOTALENERGIES ONETECH BELGIUMJul 20, 2021MELLET
TOTALENERGIES ONETECH BELGIUMJul 20, 2021RABOIN

Dossier Documents

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EP3140331

CHEVRON PHILLIPS CHEMICAL LP
Application Number
EP15723620A
Filing Date
May 5, 2015
Status
Granted And Under Opposition
Sep 18, 2020
Publication Date
Oct 21, 2020
External Links
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