IP Verse

Sumitomo Seika Chemicals Co., Ltd. opposition analysis

COMPANY ANALYSIS

Latest patents of Sumitomo Seika Chemicals Co., Ltd. opposed by its competitors

Patent:
EP1882701
Grant Date:
Aug 14, 2024
Title:
Process For Production Of Water-Absorbing Resin Particles, Water-Absorbing Resin Particles Made By The Process, And Absorbents And Absorbent Articles Made By Using The Particles
Oppositions:
1
Patent:
EP2615117
Grant Date:
Dec 27, 2023
Title:
Water Absorbent Resin And Method For Producing Same
Oppositions:
1
Patent:
EP2993190
Grant Date:
May 4, 2022
Title:
Water-Absorbent Resin And Absorbent Article
Oppositions:
1
Patent:
EP2998325
Grant Date:
Nov 4, 2020
Title:
Water-Absorbent Resin And Absorbent Article
Oppositions:
1
Patent:
EP3153529
Grant Date:
Jul 31, 2019
Title:
Water-Absorbing Resin And Absorbent Article
Oppositions:
1
Patent:
EP2893974
Grant Date:
Nov 8, 2017
Title:
Water-Absorbing Resin, Water-Absorbing Body, And Water-Absorbing Product
Oppositions:
1
Patent:
EP1291368
Grant Date:
May 31, 2017
Title:
Water-Absorbing Resin Suitable For Absorbing Viscous Liquid Containing High-Molecular Compound, And Absorbent And Absorbent Article Each Comprising The Same
Oppositions:
1
Patent:
EP2740747
Grant Date:
Mar 15, 2017
Title:
Water Absorbing Resin Particles, Method For Manufacturing Water Absorbing Resin Particles, Absorption Body, Absorptive Article, And Water-Sealing Material
Oppositions:
1

Competitors of Sumitomo Seika Chemicals Co., Ltd.

NIPPON SHOKUBAI CO., LTD.

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