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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 11800798 B1

PDFFull Text
Date of Patent:
Oct. 24, 2023

Filed:

Apr. 26, 2021

Charge transporting material, organic electroluminescent element, light emitting device, display device and illumination device

Applicant:

Udc Ireland Limited, Dublin, IE;

Inventor:

Kousuke Watanabe, Kanagawa, JP;

Assignee:

UDC IRELAND LIMITED, Dublin, IE;

Attorney:

Riverside Law LLP

Primary Examiner:

Jay Yang

Int. Cl.
CPC ...
H01L 51/00 (2006.01); H05B 33/14 (2006.01); C07D 471/06 (2006.01); H10K 85/60 (2023.01); H10K 50/11 (2023.01); H10K 85/30 (2023.01); H10K 101/10 (2023.01); H10K 102/10 (2023.01);
U.S. Cl.
CPC ...
H10K 85/6572 (2023.02); C07D 471/06 (2013.01); H05B 33/14 (2013.01); H10K 85/654 (2023.02); H10K 50/11 (2023.02); H10K 85/342 (2023.02); H10K 2101/10 (2023.02); H10K 2102/103 (2023.02);
Abstract

A charge transporting material which allows for a low driving voltage and is superior in luminous efficiency and durability is provided. The charge transporting material comprising a compound represented by any one of the general formula (1-1) to (1-3) wherein Rto R, Rto Rand Rto R, Lto L, and Lto Lare as defined in the specification. Arto Arrepresent a substituent represented by any one of the general formulae (3-1) to (3-3); * represents a binding position to Lto L; and R, R, Rto Rand Rto Rare as defined in the specification:

Find Patent Forward Citations

Watanabe, Kousuke. (2023). Charge transporting material, organic electroluminescent element, light emitting device, display device and illumination device (U.S. Patent No. 11800798). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11800798

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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