EP3586957

NIPPON SHOKUBAI CO., LTD.
Application Number
EP18757450A
Filing Date
Feb 22, 2018
Status
Granted And Under Opposition
Feb 25, 2022
Grant Date
Mar 30, 2022
External Links
Slate, Register

Biblio Summary

The patent EP3586957B1 was granted on Mar 30, 2022 by Nippon Shokubai Co., Ltd. The patent is currently Granted And Under Opposition.

The table below shows 1 patent oppositions filed on the patent at EPO, listing each opposing company and filing date. Tracking these filings indicates that the applicant is active in this industry, while opposing companies may be signaling their own interest in competing within the same space. These disputes are essential for insights into competitor actions, patent strategy and emerging technological trends.

CompanyOpposition DateOpposition Status

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EVONIK SUPERABSORBER GMBHDec 15, 2022ADMISSIBLE

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

Patent NumberTitleGrant DateOpposition Count
EP2927266Polyacrylate Super-Absorbent Polymer And Manufacturing Method ThereforOct 2, 20241
EP3984633Water Absorbent AgentNov 22, 20231
EP3056268Particulate Water Absorber Comprising Water-Absorbing Resin As Main Component And Process For Manufacturing SameMar 22, 20231