IP Verse

Alumina Abrasive Particles Used For Automotive Finishing Compositions

Patent No. EP3582932 (titled "Alumina Abrasive Particles Used For Automotive Finishing Compositions") was filed by Saint Gobain on Feb 14, 2018. The application was issued on Mar 30, 2022.

Patent Summary

Patent Family

Patent Family

Patent Oppositions (3)

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
MICRO ABRASIVESJan 2, 2023RGTH
ALMATISDec 30, 2022KONIGER
ALTMANN STOSSEL DICK PATENTANWALTE PARTG MBBDec 30, 2022ALTMANN STOSSEL DICK PATENTANWALTE PARTG MBB

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

EP3582932

SAINT GOBAIN
Application Number
EP18754768A
Filing Date
Feb 14, 2018
Status
Revoked
Nov 1, 2024
Publication Date
Mar 30, 2022
External Links
Slate, Register , Google Patents