EP1827687

W R GRACE & CONN
Application Number
EP05851353A
Filing Date
Nov 3, 2005
Status
Patent Maintained As Amended
Oct 3, 2024
Grant Date
Nov 6, 2024
External Links
Slate, Register, Google Patents

Biblio Summary

The patent EP1827687B2 was granted on Nov 6, 2024 by W R Grace & Conn The patent is currently Patent Maintained As Amended.

đŸ“œ Patent Opposition Countdown

Patent Grant Date: Nov 6, 2024

Opposition Deadline: Aug 6, 2025

162

days remaining to file oppositions

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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ALBEMARLE NETHERLANDSApr 18, 2019 N/A

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
OppositionWO0031215
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OppositionUS5358918
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OppositionWO9841595
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OppositionUS6566293
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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.