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:
Aug. 22, 1978
Filed:
Oct. 03, 1974
Applicant:
Inventors:
Teiji Habu, Hino, JP;
Hisashi Yamaguchi, Hino, JP;
Takashi Sasaki, Hino, JP;
Tsuneo Wada, Hino, JP;
Masayuki Matsumoto, Hino, JP;
Takayoshi Omura, Hino, JP;
Hiroki Ishii, Hino, JP;
Assignee:
Konishiroku Photo Industry Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09H / ;
U.S. Cl.
CPC ...
260117 ; 96111 ;
Abstract
Gelatin, particularly gelatin films of light-sensitive silver halide photographic materials, are hardened by treating with a combination of a compound having at least two vinylcarbonyl groups in the molecule with a compound having at least two vinylsulfonyl groups in the molecule.