IP Verse

A Water Absorbent Resin Powder And An Absorbent Body - EP3401070

The patent EP3401070 was granted to Nippon Shokubai on Apr 21, 2021. The application was originally filed on Aug 28, 2014 under application number EP18180781A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3401070

NIPPON SHOKUBAI
Application Number
EP18180781A
Filing Date
Aug 28, 2014
Status
Granted And Under Opposition
Mar 19, 2021
Grant Date
Apr 21, 2021
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (2)

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EVONIK SUPERABSORBERJan 17, 2022VOLLMERADMISSIBLE
STOCKHAUSEN SUPERABSORBERJan 17, 2022OFFICE FREYLINGERADMISSIBLE

Patent Citations (61) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

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DESCRIPTIONEP0574260
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DESCRIPTIONJP2000302876
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Non-Patent Literature (NPL) Citations (3) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference TextLink
OPPOSITION- Anonymous, "RECOMMENDED TEST METHOD: Superabsorbent materials - Polyacrylate superabsorbent powders- GRAVIMETRIC DETERMINATION OF DENSITY", DENSEDANA DENSITY 460.2-02ITY, pages 325 - 331, XP055833500-
OPPOSITION- Anonymous, "RECOMMENDED TEST METHOD: Superabsorbent materials - Polyacrylate superabsorbent powders MOISTURE CONTENT - WEIGHT LOSS UPON HEATINGS", Edana moisture content 430.2-02, (20020000), pages 1 - 5, XP055833493-
OPPOSITION- Anonymous, "Standard Bottles Catalogue 2020", Nihoh Zamamura Glass CO. LTD, (20200000), pages 1 - 76, URL: https:/ /www.yamamura.co.jp/english/business/pdf/Standa rd_Bottles_Catalogue_2020.pdf, XP055891776-

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Dossier Documents

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