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USPTO Patent Application: Heterocyclic Compound for Organic Light Emitting Devices

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Published March 19th, 2026
Detected March 23rd, 2026
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Summary

The USPTO has published a patent application detailing a novel heterocyclic compound for use in organic light-emitting devices (OLEDs). The application, filed by inventors from South Korea, claims improvements in driving voltage, light emission efficiency, and device lifetime.

What changed

This document is a USPTO patent application (US20260082809A1) for a heterocyclic compound designed to enhance the performance of organic light-emitting devices (OLEDs). The inventors claim that using this compound in an organic material layer can reduce the driving voltage required for OLED operation and improve both light emission efficiency and the overall lifespan of the device. The application includes detailed chemical formulas and CPC classifications related to organic chemistry and OLED technology.

As this is a patent application, it does not impose immediate compliance obligations on regulated entities. However, companies involved in the research, development, or manufacturing of OLED technology, particularly those in the semiconductor and display industries, should be aware of this potential intellectual property. Companies may wish to review the patent claims to assess potential infringement risks or opportunities for licensing and further innovation in the field of organic electronics.

Source document (simplified)

← USPTO Patent Applications

HETEROCYCLIC COMPOUND, ORGANIC LIGHT EMITTING DEVICE COMPRISING THE SAME AND COMPOSITION FOR ORGANIC MATERIAL LAYER

Application US20260082809A1 Kind: A1 Mar 19, 2026

Inventors

Jeong A KIM, Jun Tae MO, Dong Jun KIM, Dae Hyuk CHOI

Abstract

Provided is a heterocyclic compound represented by Chemical Formula 1, an organic light emitting device including the same, and a composition for an organic material layer. When the heterocyclic compound represented by Chemical Formula 1 is used in an organic material layer, itis possible to lower a driving voltage of an organic light emitting device, and improve light emission efficiency and lifetime properties thereof.

CPC Classifications

H10K 85/6572 C07B 59/002 C07D 405/04 C07D 405/10 C07D 405/14 C07D 409/04 C07D 409/10 C07D 409/14 C09K 11/02 H10K 85/626 H10K 85/633 H10K 85/636 H10K 85/6576 H10K 50/12 H10K 85/615 H10K 85/6574

Filing Date

2025-08-27

Application No.

19312244

View original document →

Named provisions

Abstract Inventors

Classification

Agency
USPTO
Published
March 19th, 2026
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
US20260082809A1

Who this affects

Applies to
Manufacturers Technology companies
Industry sector
3341 Computer & Electronics Manufacturing 5112 Software & Technology
Activity scope
OLED Manufacturing Materials Development
Geographic scope
United States US

Taxonomy

Primary area
Intellectual Property
Operational domain
R&D
Topics
Technology Materials Science

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