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:
Mar. 03, 1981
Filed:
Jun. 15, 1979
Applicant:
Inventors:
Minoru Ohashi, Nagaokakyo, JP;
Katsuaki Iwaosa, Nagaokakyo, JP;
Assignee:
Mitsubishi Paper Mills, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; C09H / ;
U.S. Cl.
CPC ...
430623 ; 430523 ; 430510 ; 430961 ; 260117 ; 106125 ;
Abstract
There is provided a gelatin-hardening compound of the formula: ##STR1## wherein R is a hydrogen atom, an alkyl group, a phenyl group, an acyl group represented by ##STR2## (where R.sub.1 is an alkyl, phenyl, alkenyl, alkoxy or amino group), a carbamoyl group, an alkoxycarbonyl group or a sulfonyl group represented by ##STR3## (where R.sub.2 is an alkyl or phenyl group), which gives an improved mechanical strength to the gelatin-containing photographic layer.
Ohashi, Minoru. (1981). Hardener-incorporated gelatin composition (U.S. Patent No. 4254217). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4254217
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile