IP Verse

Materials For Electronic Devices

Patent No. EP3210248 (titled "Materials For Electronic Devices") was filed by Merck Patent on Sep 25, 2015. The application was issued on Apr 10, 2024.

Patent Summary

A material for improving the performance of OLEDs by using a hole transport material dopant that has low visible light absorption. The dopant is a complex of bismuth and a compound selected from specific formulas with fluorinated aromatic carboxylic acid derivatives. This dopant reduces absorption in the visible spectrum compared to existing hole transport material dopants. It allows higher efficiency OLEDs with longer lifetimes by minimizing light absorption in the visible range.

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
NOVALEDMay 15, 2019MICHALSKI HUTTERMANN & PARTNER PATENTANWALTE 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

EP3210248

MERCK PATENT
Application Number
EP15775626A
Filing Date
Sep 25, 2015
Status
Patent Maintained As Amended
Mar 8, 2024
Publication Date
Apr 10, 2024
External Links
Slate, Register , Google Patents