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. 28, 2008
Filed:
Jan. 16, 2004
Applicants:
Guillermo C. Bazan, Santa Barbara, CA (US);
Hadjar Benmansour, Goleta, CA (US);
Yoshiharu Sato, Sagamihara, JP;
Takeshi Shioya, Yokohama, JP;
Inventors:
Guillermo C. Bazan, Santa Barbara, CA (US);
Hadjar Benmansour, Goleta, CA (US);
Yoshiharu Sato, Sagamihara, JP;
Takeshi Shioya, Yokohama, JP;
Assignee:
The Regents of the University of California, Oakland, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 1/62 (2006.01); C09K 11/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A blue electroluminescent material based on a binaphtyl compound of the general formula (I). Particular embodiments having the general formula have good solubilities in common organic solvents, resist crystallization and can be sublimed in a device fabrication process. These properties enable the fabrication of organic electroluminescent devices.