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:
Jul. 22, 2014
Filed:
Aug. 28, 2009
Yuki Nakano, Chiba, JP;
Masatoshi Saito, Chiba, JP;
Hiroaki Nakamura, Chiba, JP;
Hirofumi Kondo, Chiba, JP;
Yuki Nakano, Chiba, JP;
Masatoshi Saito, Chiba, JP;
Hiroaki Nakamura, Chiba, JP;
Hirofumi Kondo, Chiba, JP;
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Abstract
A compound for an organic thin film transistor represented by the following formula (1): wherein at least one pair of adjacent two groups of R, R, Rand Ris bonded to each other to form a substituted or unsubstituted aromatic hydrocarbon ring having 6 to 60 carbon atoms or a substituted or unsubstituted aromatic heterocyclic ring having 3 to 60 carbon atoms, the ring being fused to the ring to which the groups are bonded; and at least one pair of adjacent two groups of R, R, Rand Ris bonded to each other to form a substituted or unsubstituted aromatic hydrocarbon ring having 6 to 60 carbon atoms or a substituted or unsubstituted aromatic heterocyclic ring having 3 to 60 carbon atoms, the ring being fused to the ring to which the groups are bonded.