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:
May. 01, 2012
Filed:
Aug. 21, 2008
Applicants:
Tetsu Kitamura, Kanagawa, JP;
Masayuki Hayashi, Kanagawa, JP;
Kimiatsu Nomura, Kanagawa, JP;
Inventors:
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07B 47/00 (2006.01); C07D 487/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
An organic semiconducting material comprises a naphthalocyanine derivative represented by formula (1); wherein M represents Si, Ge or Sn, Rto Rrepresent substituents other than a hydrogen atom except that all of Rto Rare identical straight-chain alkyl groups, and Rto Reach independently represents a hydrogen atom or a substituent.