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:
Nov. 22, 1983
Filed:
Sep. 01, 1982
Applicant:
Inventors:
Paul M Magee, Harrow, GB;
Gareth B Evans, Berkhamsted, GB;
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ; G03C / ; G03C / ;
U.S. Cl.
CPC ...
430217 ; 430410 ; 430559 ; 430598 ;
Abstract
A nucleating agent composition is described comprising a triazole substituted phenylhydrazide and an thiourea substituted phenylhydrazide wherein the molar ratio of the triazole substituted phenylhydrazide to the thiourea substituted phenylhydrazide is between 1:20 and 20:1. The described composition is useful in photographic emulsions, processing compositions and elements and provides excellent nucleation at low concentrations under a variety of processing conditions.
Magee, Paul. (1983). Hydrazide compositions, methods employing them and photographic (U.S. Patent No. 4416969). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4416969
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile