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:
Jul. 09, 2002
Filed:
Nov. 14, 2000
Applicant:
Inventors:
Robert F. Romanet, Rochester, NY (US);
Susan D. Hill, Rochester, NY (US);
Stephen P. Singer, Spencerport, NY (US);
Anabisdally I. Bodden, Rochester, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C 1/08 ; G03C 7/26 ; G03C 7/32 ;
U.S. Cl.
CPC ...
G03C 1/08 ; G03C 7/26 ; G03C 7/32 ;
Abstract
The invention provides a color photographic element suitable for forming both a colored dye image and a neutral silver-based image, comprising a support bearing at least one light-sensitive silver halide emulsion layer containing a coupler capable of forming a colored dye upon development, and bearing a further light-sensitive silver halide emulsion layer containing a coupler which is capable of releasing a thiovinyl group upon development that is capable of reacting to form a neutral silver-based image.