Lithium Silicate Glass Ceramic And Glass With Zro2 Content

Patent No. EP3453686 (titled "Lithium Silicate Glass Ceramic And Glass With Zro2 Content") was filed by Ivoclar Vivadent on Apr 18, 2011. The application was issued on Dec 30, 2020.

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
DENTSPLY SIRONASep 30, 2021FINNEGAN

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

EP3453686

IVOCLAR VIVADENT
Application Number
EP18202123A
Filing Date
Apr 18, 2011
Status
Granted And Under Opposition
Nov 27, 2020
Publication Date
Dec 30, 2020