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EP1680486

ALBEMARLE NETHERLANDS
Application Number
EP04765745A
Filing Date
Sep 30, 2004
Status
Revoked
Feb 9, 2024
Grant Date
Jun 22, 2022
External Links
Slate, Register, Google Patents

Biblio Summary

The patent EP1680486B1 was granted on Jun 22, 2022 by Albemarle Netherlands The patent is currently Revoked.

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

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EVONIK OPERATIONSMar 21, 2023ADMISSIBLE

Patent citations in opposition refer to prior patents or publications that may challenge the validity of a contested patent. These references help assess whether the invention is truly novel or overlaps with existing intellectual property.

Citation PhasePatent NumberPatent LinkCited Text
OppositionEP0601722
N/A
OppositionWO9641848
N/A
OppositionJPH06339635
N/A
OppositionWO0102092
N/A
OppositionUS4402865
N/A
OppositionUS6015485
N/A
OppositionWO0102091
N/A

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.