EP1641559

SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ
Application Number
EP04758662A
Filing Date
Mar 30, 2004
Status
Revoked
Sep 30, 2022
Grant Date
Jan 22, 2020
External Links
Slate, Register, Google Patents
Similar Patents facing opposition

Biblio Summary

The patent EP1641559B1 was granted on Jan 22, 2020 by Shell Internationale Research Maatschappij . The latest application status of the patent is - Revoked.

AI Generated Summary New

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

BASFOct 21, 2020 -

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.

  • Date

    Description

  • Get instant alerts for new documents