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:
Sep. 20, 2016
Filed:
Dec. 05, 2011
Applicants:
Banumathy Balaganesan, Taoyuan, TW;
Kun-feng Chiang, Taoyuan, TW;
Huang-ming Guo, Taoyuan, TW;
Po-wei Hsu, Taoyuan, TW;
Inventors:
Banumathy Balaganesan, Taoyuan, TW;
Kun-Feng Chiang, Taoyuan, TW;
Huang-Ming Guo, Taoyuan, TW;
Po-Wei Hsu, Taoyuan, TW;
Assignee:
E-RAY OPTOELECTRONICS TECHNOLOGY, Chung-Li, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/54 (2006.01); C07D 209/88 (2006.01); H01L 51/56 (2006.01); C07D 491/048 (2006.01); C09K 11/06 (2006.01); C07D 403/12 (2006.01); C07D 487/04 (2006.01); H01L 51/00 (2006.01); C07D 403/04 (2006.01); C07D 403/14 (2006.01); H05B 33/14 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0072 (2013.01); C07D 209/88 (2013.01); C07D 403/04 (2013.01); C07D 403/12 (2013.01); C07D 403/14 (2013.01); C07D 487/04 (2013.01); C07D 491/048 (2013.01); C09K 11/06 (2013.01); H05B 33/14 (2013.01); C09K 2211/1022 (2013.01); C09K 2211/1029 (2013.01); C09K 2211/1059 (2013.01); H01L 51/0061 (2013.01); H01L 51/0081 (2013.01); H01L 51/0085 (2013.01); H01L 51/5016 (2013.01); H01L 51/5056 (2013.01); H01L 51/5072 (2013.01); H01L 51/5096 (2013.01);
Abstract
The present invention provides a carbazole derivative of formula (I) for an organic electroluminescent device:
Balaganesan, Banumathy. (2016). Carbazole derivative and organic electroluminescent devices utilizing the same and fabrication method thereof (U.S. Patent No. 9450192). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9450192
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile