EP2138541

DENKA
Application Number
EP08711586A
Filing Date
Feb 19, 2008
Status
Patent Maintained As Amended
Jan 31, 2020
Grant Date
Mar 4, 2020
External Links
Slate, Register, Google Patents
Similar Patents facing opposition

Bibliography

The patent EP2138541B2 was granted to Denka on Mar 4, 2020 following the initial filing on Feb 19, 2008 under the application number EP08711586A . The current legal status of the patent is Patent Maintained As Amended.

AI Generated Summary New

Patent Family

Patent Family

Patent Oppositions filed by Competitors

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 DateOpposition Status

Get instant alerts for new oppositions and patent status changes

INEOS STYROLUTION GROUPMay 2, 2018 -

Dossier Documents of the Patent

The dossier documents provide a comprehensive record of the patent’s prosecution history, including filings, correspondence, and decisions made by patent offices. These documents are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination. It also includes the oppositions documents filed against the patent.

  • Get instant alerts for new documents