IP Verse

Water-Absorbent Resin And Absorbent Article - EP2993190

The patent EP2993190 was granted to Sumitomo Seika Chemicals on May 4, 2022. The application was originally filed on Nov 4, 2014 under application number EP14882126A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP2993190

SUMITOMO SEIKA CHEMICALS
Application Number
EP14882126A
Filing Date
Nov 4, 2014
Status
Patent Maintained As Amended
Apr 2, 2022
Grant Date
May 4, 2022
External Links
Slate, Register, Google Patents

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 DateRepresentativeOpposition Status

Get instant alerts for new oppositions and patent status changes

NIPPON SHOKUBAIOct 30, 2018HOFFMANN EITLEADMISSIBLE

Patent Citations (46) New

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

Citation PhasePublication NumberPublication Link
DESCRIPTIONJPH09136966
DESCRIPTIONJPH11347402
INTERNATIONAL-SEARCH-REPORTJP2003246810
INTERNATIONAL-SEARCH-REPORTJP2003246812
INTERNATIONAL-SEARCH-REPORTJP2012012482
INTERNATIONAL-SEARCH-REPORTJP2012031292
INTERNATIONAL-SEARCH-REPORTWO2012081355
OPPOSITIONEP0744435
OPPOSITIONEP0942014
OPPOSITIONEP1275669
OPPOSITIONEP2692744
OPPOSITIONEP2700663
OPPOSITIONEP2752430
OPPOSITIONEP2993191
OPPOSITIONEP3168241
OPPOSITIONJP2014143716
OPPOSITIONJP2014143717
OPPOSITIONJP2014143718
OPPOSITIONJP2014223723
OPPOSITIONJPH11147902
OPPOSITIONUS2008280154
OPPOSITIONUS2009326162
OPPOSITIONWO2004085496
OPPOSITIONWO2006014031
OPPOSITIONWO2016006131
OTHEREP0942014
OTHEREP1108745
OTHEREP1882701
OTHEREP2700663
OTHERUS2004110006
OTHERUS2009275470
OTHERWO03051940
OTHERWO2004084962
OTHERWO2004085496
OTHERWO2006109882
SEARCHEP0780424
SEARCHEP1882701
SEARCHEP2700663
SEARCHEP2993189
SEARCHEP2993191
SEARCHEP2998325
SEARCHJP2012031292
SEARCHJPH11335404
SEARCHUS2004110006
SEARCHWO2004085496
SEARCHWO2006109882

Non-Patent Literature (NPL) Citations (5) 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
SEARCH- DATABASE WPI, 0, Derwent World Patents Index, vol. 2000, no. 09, Database accession no. 2000-101036, XP002764088 & JPH11335404 A 19991207 (KAO CORP) [Y] 1-3 * abstract *-
SEARCH- DATABASE WPI, 0, Derwent World Patents Index, vol. 2012, no. 13, Database accession no. 2012-C03537, XP002764086 & JP2012031292 A 20120216 (NIPPON SHOKUBAI CO LTD) [X] 1-3 * abstract * [Y] 1-3-
SEARCH[ ] - EPODOC, EUROPEAN PATENT OFFICE, THE HAGUE, NL, Database accession no. jp-14319998-A, XP002764089-
SEARCH[ ] - EPODOC, EUROPEAN PATENT OFFICE, THE HAGUE, NL, Database accession no. JP-2010172339-A, XP002764087-
SEARCH- Frederic L. Buchholz (ed.), "Modern Superabsorbent Polymer Technology", Modern Superabsorbent Polymer Technology, (19970101), vol. 3, XP055319182 [Y] 1-3 * page 101; table 3.6 * * page 175; figure 5.3 * * page 213 *-

Download Citation Report

Get a free citation report including examiner, opposition, and international search citations.

Get Citation Report

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.

  • Date

    Description

  • Get instant alerts for new documents