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IP Verse

Super Absorbent Polymer Containing Water-Soluble Salt And Preparation Method Therefor - EP3159359

The patent EP3159359 was granted to LG Chem on Feb 16, 2022. The application was filed on Jun 10, 2015 under application number EP15811401A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP3159359

LG CHEM
Application Number
EP15811401A
Filing Date
Jun 10, 2015
Status
Patent Maintained As Amended
Jan 14, 2022
Publication Date
Feb 16, 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
NIPPON SHOKUBAI KABUSHIKI KAISHAJan 16, 2020WALLINGER RICKER SCHLOTTER TOSTMANNADMISSIBLE

Patent Citations (15) New

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

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTJP2002105125
INTERNATIONAL-SEARCH-REPORTJP2902201B
INTERNATIONAL-SEARCH-REPORTKR101299649B
INTERNATIONAL-SEARCH-REPORTKR19990057609
INTERNATIONAL-SEARCH-REPORTWO2012132861
OPPOSITIONEP0505163
OPPOSITIONEP1178059
OPPOSITIONJPH0892307
OPPOSITIONJPH11302310
OPPOSITIONUS4552938
OPPOSITIONWO8300289
OPPOSITIONWO9849221
SEARCHUS2011136986
SEARCHUS2013256593
SEARCHUS5439993

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.

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    Description

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