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.

Date of Patent:
Dec. 11, 2001

Filed:

Nov. 17, 1999
Applicant:
Inventors:

Hiroshi Sato, Shizuoka-ken, JP;

Tatsuo Kawabuchi, Shizuoka-ken, JP;

Mitsuyuki Tsurumi, Shizuoka-ken, JP;

Tetsunori Matsushita, Shizuoka-ken, JP;

Hisato Nagase, Shizuoka-ken, JP;

Kimiatsu Nomura, Shizuoka-ken, JP;

Yoshihiro Jimbo, Shizuoka-ken, JP;

Kazunori Nigorikawa, Shizuoka-ken, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C 1/72 ; G03C 5/18 ; G03F 7/021 ; C07D / ;
U.S. Cl.
CPC ...
G03C 1/72 ; G03C 5/18 ; G03F 7/021 ; C07D / ;
Abstract

An object of the present invention is to provide a pyrrolo[1,2-a]pyrimidine compound that is useful as a coupler providing excellent hue of a cyan system and sufficient density of formed color. The pyrrolo[1,2-a]pyrimidine compound of the present invention for achieving the object is represented by one of following general formulae (1), (2) and (3).


Find Patent Forward Citations

Loading…