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:
Jun. 20, 1989
Filed:
Feb. 26, 1988
Applicant:
Inventors:
Toshifumi Iijima, Tokyo, JP;
Kenji Kumashiro, Tokyo, JP;
Hiroshi Kashiwagi, Tokyo, JP;
Koichi Hatta, Tokyo, JP;
Yuji Hotta, Tokyo, JP;
Hiroko Ohya, Tokyo, JP;
Noritaka Nakayama, Tokyo, JP;
Satoshi Kawakatsu, Tokyo, JP;
Katsunori Katoh, Tokyo, JP;
Kaoru Shinozaki, Tokyo, JP;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ; G03C / ; G03C / ;
U.S. Cl.
CPC ...
430558 ; 430386 ; 430502 ; 430505 ; 430543 ; 430554 ; 430555 ;
Abstract
A silver halide color photographic material having at least one silver halide emulsion layer on a support is disclosed. Said silver halide emulsion layer contains at least one of the 1H-pyrazolo [3,2-c]-S-triazole derived magenta couplers that have a substituent of the following formula at 3-position: