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EP3202823

NIPPON SHOKUBAI
Application Number
EP15845662A
Filing Date
Sep 29, 2015
Status
Granted And Under Opposition
Mar 5, 2021
Grant Date
Apr 7, 2021
External Links
Slate, Register, Google Patents

Biblio Summary

The patent EP3202823B1 was granted on Apr 7, 2021 by Nippon Shokubai The patent is currently Granted And Under Opposition.

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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EVONIK SUPERABSORBERJan 7, 2022ADMISSIBLE

The table below shows the patents of Nippon Shokubai that have been opposed by other companies.

Patent NumberTitleGrant DateOpposition Count
EP2927266Polyacrylate Super-Absorbent Polymer And Manufacturing Method ThereforOct 2, 20241
EP3711722Absorption Agent And Absorbent ArticleJun 19, 20241
EP3984633Water Absorbent AgentNov 22, 20231

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.

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