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Water-Absorbing Resin, Water-Absorbing Body, And Water-Absorbing Product - EP2893974

The patent EP2893974 was granted to Sumitomo Seika Chemicals on Nov 8, 2017. The application was originally filed on Aug 1, 2013 under application number EP13834858A. The patent is currently recorded with a legal status of "Revoked".

EP2893974

SUMITOMO SEIKA CHEMICALS
Application Number
EP13834858A
Filing Date
Aug 1, 2013
Status
Revoked
Jul 10, 2020
Grant Date
Nov 8, 2017
External Links
Slate, Register, Google Patents

Patent Summary

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NIPPON SHOKUBAIAug 7, 2018HOFFMANN EITLEADMISSIBLE

Patent Citations (22) New

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

Citation PhasePublication NumberPublication Link
DESCRIPTIONJPS6392701
INTERNATIONAL-SEARCH-REPORTJP2003088552
INTERNATIONAL-SEARCH-REPORTJP2006089525
INTERNATIONAL-SEARCH-REPORTWO2006123561
INTERNATIONAL-SEARCH-REPORTWO2012132902
INTERNATIONAL-SEARCH-REPORTWO2012176342
OPPOSITIONEP0317106
OPPOSITIONEP0349240
OPPOSITIONEP0349241
OPPOSITIONEP0761241
OPPOSITIONEP2011803
OPPOSITIONEP3168241
OPPOSITIONJP2003206381
OPPOSITIONJP2012001735
SEARCHEP1609810
SEARCHEP1714985
SEARCHEP1900755
SEARCHEP2184300
SEARCHEP2631251
SEARCHEP2700659
SEARCHWO2012053121
SEARCHWO2012144566

Non-Patent Literature (NPL) Citations (2) 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
DESCRIPTION- JOHN D. FERRY, Viscoelasticity of Polymers, TOKYO KAGAKU DOJIN, (196410), pages 28 - 34-
OPPOSITION- "Chapters 4.6.1.1", Buchholtz et al, Modern Superabsorbent Polymer Technology, (19980000), pages 149 - 153, XP003035612-

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Dossier Documents

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