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Polymer Resins Having Improved Barrier Properties And Methods Of Making Same - EP2611861B1

PatentPatent Analysis

EP2611861

CHEVRON PHILLIPS CHEMICAL LP
Application Number
EP11755485A
Filing Date
Aug 30, 2011
Status
Revoked
Nov 12, 2021
Grant Date
Jan 2, 2019
External Links
Slate, Register, Google Patents
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Bibliography

The patent EP2611861B1 was granted to Chevron Phillips Chemical LP on Jan 2, 2019 following the initial filing on Aug 30, 2011 under the application number EP11755485A . The current legal status of the patent is Revoked.

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Patent Oppositions (2)

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.

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BOREALISOct 2, 2019ADMISSIBLE
THE DOW CHEMICALOct 1, 2019ADMISSIBLE

Dossier Documents

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