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:
Jun. 24, 1997
Filed:
Oct. 20, 1995
Applicant:
Inventors:
Shirleyanne Elizabeth Haye, Rochester, NY (US);
Sidney Joseph Bertucci, Rochester, NY (US);
Eric Richard Schmittou, Rochester, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430430 ; 430393 ; 430461 ; 430943 ;
Abstract
Imagewise exposed and developed black and white or color silver halide photographic elements are effectively bleached using a non-rehalogenating peroxide bleaching composition. This bleaching composition comprises hydrogen peroxide, or a precursor that can release hydrogen peroxide, and has a pH from 2 to 6, and at least one compound of Formula I: