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:
Jan. 24, 1995
Filed:
Mar. 30, 1993
Julie C Bishop, Old Bridge, NJ (US);
Dominic M Chan, Wilmington, DE (US);
Dennis S Donald, Mendenhall, PA (US);
Ludovic Fodor, Monmouth Junction, NJ (US);
William R Pangratz, Middletown, NJ (US);
Glenn M Russo, Mullica Hill, NJ (US);
John R Shock, Princeton Junction, NJ (US);
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
A process of developing exposed silver halide elements comprises developing said element in a developer in the presence of a development accelerator compound as defined. The development accelerator compounds include pyridinium, or pyridinium and and imidazolium compounds. The process is applicable to standard and hydrazine-containing films and to hydroquinone and/or ascorbic acid-based developers. The development accelerator may be incorporated into the developer or into the silver halide emulsion.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile