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:
Feb. 12, 2013
Filed:
Jun. 30, 2008
Applicants:
Hironobu Morishita, Sodegaura, JP;
Yuichiro Kawamura, Sodegaura, JP;
Inventors:
Hironobu Morishita, Sodegaura, JP;
Yuichiro Kawamura, Sodegaura, JP;
Assignee:
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/54 (2006.01); C07D 487/22 (2006.01); C07D 471/22 (2006.01); C07D 487/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A material for an organic electroluminescence device including at least one of compounds shown by the following formula (Ia), (Ib), (IIa), (IIb), (III), (IVa) or (IVb):
Quick Actions:
Morishita, Hironobu. (2013). Material for organic electroluminescent element, and organic electroluminescent element (U.S. Patent No. 8372527). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8372527
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile