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:
Nov. 27, 2012
Filed:
Apr. 19, 2007
Akihito Saitoh, Yokohama, JP;
Keiji Okinaka, Kawasaki, JP;
Satoshi Igawa, Fujisawa, JP;
Jun Kamatani, Tokyo, JP;
Naoki Yamada, Inagi, JP;
Masashi Hashimoto, Tokyo, JP;
Masanori Muratsubaki, Hachioji, JP;
Takao Takiguchi, Chofu, JP;
Akihiro Senoo, Kawasaki, JP;
Shinjiro Okada, Kamakura, JP;
Minako Nakasu, Tokyo, JP;
Akihito Saitoh, Yokohama, JP;
Keiji Okinaka, Kawasaki, JP;
Satoshi Igawa, Fujisawa, JP;
Jun Kamatani, Tokyo, JP;
Naoki Yamada, Inagi, JP;
Masashi Hashimoto, Tokyo, JP;
Masanori Muratsubaki, Hachioji, JP;
Takao Takiguchi, Chofu, JP;
Akihiro Senoo, Kawasaki, JP;
Shinjiro Okada, Kamakura, JP;
Minako Nakasu, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
Provided is a novel dibenzo[a,c]anthracene compound having substituents, which can be used in an organic light emitting device.