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:
May. 07, 1991
Filed:
Oct. 10, 1989
Applicant:
Inventors:
Anthony M Barnett, Bushey, GB;
David A Hallbery, Wembley, GB;
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430539 ; 430227 ; 430523 ;
Abstract
A photographic donor material is described which comprises silver halide having at least 95% silver chloride, which material also contains a minor amount of bromide ions, an amount of development inhibitor and which has a hydrophilic overcoat layer to retard access of processing solution to the silver halide. The photographic material is useful in a silver salt diffusion transfer process.