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IP Verse

Stockhausen Superabsorber patent opposition analysis

Explore the latest patents granted to Stockhausen Superabsorber, showcasing their recent innovations and technological advancements.

Explore patent oppositions filed by Stockhausen Superabsorber against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Sep 4, 2025

Patent Number	Title	Applicant	Opposition Date
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EP3711722	Absorption Agent And Absorbent Article	NIPPON SHOKUBAI	Mar 19, 2025
EP3984633	Water Absorbent Agent	NIPPON SHOKUBAI	Aug 15, 2024
EP3056268	Particulate Water Absorber Comprising Water-Absorbing Resin As Main Component And Process For Manufacturing Same	NIPPON SHOKUBAI	Dec 21, 2023
EP2484439	Particulate Water Absorbent And Process For Production Thereof	NIPPON SHOKUBAI	Sep 13, 2023
EP3243565	Water Absorbent Agent And Method For Producing Same, Evaluation Method, And Measurement Method	NIPPON SHOKUBAI	Apr 4, 2023
EP3437732	Particulate Water Absorbing Agent	NIPPON SHOKUBAI	Jan 27, 2023
EP3586957	Water Absorbent Sheet, Elongated Water Absorbent Sheet, And Absorbent Article	NIPPON SHOKUBAI	Dec 15, 2022

Top competitors of Stockhausen Superabsorber based on patent oppositions.