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:
Feb. 22, 1994
Filed:
Mar. 26, 1993
Joseph W Manthey, Rochester, NY (US);
David M Niklewicz, Rochester, NY (US);
Richard P Szajewski, Rochester, NY (US);
Eastman Kodak Company, Rochester, NY (US);
Abstract
A combination of a development inhibitor releasing coupler having a particular releasable mercaptotetrazole group; a concentration within the range of 2.5 to 25 mg/m.sup.2, that does not accelerate bleaching of the element upon exposure and processing, of a dye-forming naphtholic or acetanilide coupler comprising a coupling-off group represented by the formula ##STR1## as described in the specification, with a particular alkoxy-benzoyl yellow dye-forming coupler also as described in the specification in a photographic silver halide element and process enables improved dye images upon exposure and processing.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile