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.:

US 7172856 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 06, 2007

Filed:

Jul. 22, 2002
Applicants:

Takanori Hioki, Kanagawa, JP;

Hiroo Takizawa, Kanagawa, JP;

Katsuhiro Yamashita, Kanagawa, JP;

Inventors:

Takanori Hioki, Kanagawa, JP;

Hiroo Takizawa, Kanagawa, JP;

Katsuhiro Yamashita, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C 1/005 (2006.01); G03C 1/494 (2006.01);
U.S. Cl.
CPC ...
Abstract

A silver halide photographic light-sensitive material having high sensitivity and having a desired spectral sensitivity distribution. A silver halide photographic light-sensitive material comprising at least one multichromophore dye compound having at least two dye chromophores connected by covalent bonding or coordinate bonding, at least two of the dye chromophores forming a dye chromophore group and the light absorption of the dye chromophore group differing from the sum of individual light absorptions of respective dye chromophores constituting said dye chromophore group.


Find Patent Forward Citations

Hioki, Takanori. (2007). Silver halide photographic light-sensitive material (U.S. Patent No. 7172856). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7172856

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