IP Verse

Composition For Preparing Vinyl Chloride-Based Polymer And Method For Preparing Vinyl Chloride-Based Polymer Using Same

Patent No. EP3875498 (titled "Composition For Preparing Vinyl Chloride-Based Polymer And Method For Preparing Vinyl Chloride-Based Polymer Using Same") was filed by LG Chem on Oct 30, 2019. The application was issued on Feb 28, 2024.

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 DateRepresentative
INOVYN EUROPENov 28, 2024MATHISEN & MACARA

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

EP3875498

LG CHEM
Application Number
EP19877738A
Filing Date
Oct 30, 2019
Status
Granted And Under Opposition
Jan 26, 2024
Publication Date
Feb 28, 2024
External Links
Slate, Register , Google Patents