IP Verse

Precipitated Calcium Carbonate (Pcc) Having A Defined Particle Size And Particle Size Distribution And Method For Producing Same

Patent No. EP3464182 (titled "Precipitated Calcium Carbonate (Pcc) Having A Defined Particle Size And Particle Size Distribution And Method For Producing Same") was filed by Koehler Paper on May 31, 2017. The application was issued on Oct 19, 2022.

Patent Summary

Patent Family

Patent Family

Patent Oppositions (2)

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
OMYAJul 19, 2023MAIWALD
MINERALSJul 17, 2023BAWDEN

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

EP3464182

KOEHLER PAPER
Application Number
EP17726326A
Filing Date
May 31, 2017
Status
Granted And Under Opposition
Sep 16, 2022
Publication Date
Oct 19, 2022
External Links
Slate, Register , Google Patents