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IP Verse

Particulate Water Absorbent And Process For Production Thereof

Patent No. EP2484439 (titled "Particulate Water Absorbent And Process For Production Thereof") was filed by Nippon Shokubai on Sep 29, 2010. The application was issued on Dec 14, 2022.

Patent Summary

Patent Family

Patent Family

Patent 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.

CompanyOpposition DateRepresentative
STOCKHAUSEN SUPERABSORBERSep 13, 2023AERA

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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EP2484439

NIPPON SHOKUBAI
Application Number
EP10820587A
Filing Date
Sep 29, 2010
Status
Granted And Under Opposition
Nov 11, 2022
Publication Date
Dec 14, 2022
External Links
Slate, EP2484439B1, Google Patents