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IP Verse

Particulate Water Absorber Comprising Water-Absorbing Resin As Main Component And Process For Manufacturing Same

Patent No. EP3056268 (titled "Particulate Water Absorber Comprising Water-Absorbing Resin As Main Component And Process For Manufacturing Same") was filed by Nippon Shokubai on Oct 9, 2014. The application was issued on Mar 22, 2023.

Patent Summary

Patent Family

Patent Family

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.

CompanyOpposition DateRepresentative
STOCKHAUSEN SUPERABSORBERDec 21, 2023OFFICE FREYLINGER
STOCKHAUSEN SUPERABSORBERDec 21, 2023VOLLMER

Dossier Documents

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

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EP3056268

NIPPON SHOKUBAI
Application Number
EP14852204A
Filing Date
Oct 9, 2014
Status
Granted And Under Opposition
Feb 17, 2023
Publication Date
Mar 22, 2023
External Links
Slate, EP3056268B1, Google Patents