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. 02, 1995
Filed:
Apr. 07, 1994
Applicant:
Inventors:
Michael Ridgway, Tring, GB;
Nigel E Milner, Watford, GB;
Siu C Tsoi, Watford, GB;
Paul C Ward, Watford, GB;
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430443 ; 430435 ; 430444 ; 430467 ; 430484 ;
Abstract
A method for making a photographic silver halide developer composition, preferably immediately before use, by electrolysing an aqueous medium containing a developing agent precursor composition which forms or releases a silver halide developing agent at an electrode upon electrolysis.