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.:
Date of Patent:
Oct. 27, 2026
Filed:
Jul. 15, 2022
Applicant:
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Inventors:
Yuichi Nishimae, Basel, CH;
Annemarie Wolleb, Basel, CH;
Pierre Boufflet, Basel, CH;
Thomas Schaefer, Basel, CH;
Assignee:
IDEMITSU KOSAN CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 5/02 (2006.01); C07C 15/28 (2006.01); C07C 15/30 (2006.01); C07C 15/38 (2006.01); C07D 307/91 (2006.01); C07D 333/76 (2006.01); C07D 487/22 (2006.01); C07F 7/08 (2006.01); H01L 51/00 (2006.01); H01L 51/50 (2006.01); H10K 50/125 (2023.01); H10K 85/40 (2023.01); H10K 85/60 (2023.01);
U.S. Cl.
CPC ...
C07F 5/027 (2013.01); C07C 15/28 (2013.01); C07C 15/30 (2013.01); C07C 15/38 (2013.01); C07D 307/91 (2013.01); C07D 333/76 (2013.01); C07D 487/22 (2013.01); C07F 7/0805 (2013.01); H10K 50/125 (2023.02); H10K 85/40 (2023.02); H10K 85/615 (2023.02); H10K 85/622 (2023.02); H10K 85/623 (2023.02); H10K 85/636 (2023.02); H10K 85/652 (2023.02); H10K 85/657 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); H10K 85/658 (2023.02); C07B 2200/05 (2013.01);
Abstract
A compound has, in a molecule, a cyclic structure represented by a formula (1) below; and at least one cyclic structure selected from the group consisting of a cyclic structure represented by a formula (10) below and a cyclic structure represented by a formula (11) below. In the formula (1): Rto Rare each independently a hydrogen atom, an alkyl group or the like; and Rand Rare each independently an alkyl group.
Nishimae, Yuichi. (2026). Compound, material for organic electroluminescent element, organic electroluminescent element and electronic device (U.S. Patent No. 12774293). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12774293
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile