Security Element Having Pressure-Sensitive Appearance

Patent No. EP2349736 (titled "Security Element Having Pressure-Sensitive Appearance") was filed by Giesecke & Devrient on Oct 23, 2009. The application was issued on Jan 5, 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
DE LA RUEApr 8, 2019GILL JENNINGS & EVERY

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

EP2349736

GIESECKE & DEVRIENT
Application Number
EP09748243A
Filing Date
Oct 23, 2009
Status
Patent Maintained As Amended
Dec 3, 2021
Publication Date
Jan 5, 2022