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:
Sep. 25, 1979
Filed:
Apr. 10, 1978
Applicant:
Inventors:
Gerald A Campbell, Webster, NY (US);
Lewis R Hamilton, Rochester, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ; G03C / ; G03C / ;
U.S. Cl.
CPC ...
96 2 / ; 96 73 ; 96 74 ; 96 7 / ; 96 77 ; 96 8 / ; 96 95 ; 96 96 ; 96 99 ; 9610 / ; 96101 ; 96107 ; 96109 ; 96111 ; 96114 ; 96120 ; 101464 ;
Abstract
A photographic element comprising a support, a layer containing certain photographically useful fragments and a layer containing a dye mordant composition comprising a polymer having recurring units of the formula: ##STR1## wherein: A comprises polymerized units of ethylenically unsaturated monomers;
Campbell, Gerald. (1979). Photographic film units containing aza heterocyclic polymeric mordants (U.S. Patent No. 4168976). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4168976
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile