USPTO Patent Application: Light Emitting Element and Polycyclic Compound
Summary
The USPTO has published a patent application for a novel polycyclic compound and a light emitting element that includes it. The application, filed on November 19, 2025, aims to improve luminous efficiency in light emitting devices.
What changed
This document is a USPTO patent application (US20260082810A1) for a polycyclic compound and a light emitting element incorporating it. The invention, filed on November 19, 2025, by inventors associated with the patent application, claims to enhance luminous efficiency by utilizing a specific polycyclic compound represented by Formula 1 within the charge generation layer of the light emitting element.
This is a patent application, not a rule or guidance, and therefore does not impose direct compliance obligations on regulated entities. However, it may be of interest to manufacturers and technology companies involved in the development of light emitting elements, organic electronics, and related materials. Companies in this sector should monitor patent filings for potential intellectual property developments and licensing opportunities.
Archived snapshot
Mar 23, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
LIGHT EMITTING ELEMENT AND POLYCYCLIC COMPOUND FOR LIGHT EMITTING ELEMENT
Application US20260082810A1 Kind: A1 Mar 19, 2026
Inventors
SEULONG KIM, Jinwoong KIM, Hojun SON, HAJIN SONG, Hyobum SONG, JIHWAN YOON, JAEHOON HWANG, Taehyung KIM, Hocheol PARK, Minsik EUM, Jaehoon LEE
Abstract
Provided is a polycyclic compound and a light emitting element including the polycyclic compound. The light emitting element includes a first electrode, a second electrode facing the first electrode, light emitting structures disposed between the first electrode and the second electrode, and a charge generation layer disposed between adjacent ones of the light emitting structures and including a polycyclic compound represented by Formula 1, thereby exhibiting high luminous efficiency.
CPC Classifications
H10K 85/6572 C07D 471/04 C07F 9/6561 C09K 11/06 H10K 85/615 H10K 85/622 H10K 85/623 H10K 85/624 C09K 2211/1018 H10K 50/19
Filing Date
2025-11-19
Application No.
19394011
Named provisions
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