IP Verse

Improved Optical Impression Of A Pdlc Vehicle Pane By Combining Dark Inner And Outer Stacks

Patent No. EP3774417 (titled "Improved Optical Impression Of A Pdlc Vehicle Pane By Combining Dark Inner And Outer Stacks") was filed by Saint Gobain on Feb 4, 2019. The application was issued on Jun 1, 2022.

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
PILKINGTON GROUPMar 1, 2023STANLEY

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

EP3774417

SAINT GOBAIN
Application Number
EP19701886A
Filing Date
Feb 4, 2019
Status
Granted And Under Opposition
Apr 29, 2022
Publication Date
Jun 1, 2022
External Links
Slate, EP3774417B1, Google Patents