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:
Oct. 25, 1994
Filed:
Oct. 18, 1993
Applicant:
Inventors:
Robert S Millington, Hazel Grove, GB;
Ross Fielding, Knutsford, GB;
Assignee:
Ilford Limited, Knutsford, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430459 ; 430455 ; 430458 ;
Abstract
There is described a fixing bath for developed silver halide photographic material which comprises as the active silver halide solvent a combination of sodium thiosulphate and potassium thiosulphate, the molar ratio of sodium to potassium being from about 2:3 to about 3:2.