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. 08, 2005
Filed:
Dec. 18, 2003
Robert F. Romanet, Rochester, NY (US);
Frank D. Coms, Fairport, NY (US);
Susan M. Fischer, Rochester, NY (US);
Robert F. Romanet, Rochester, NY (US);
Frank D. Coms, Fairport, NY (US);
Susan M. Fischer, Rochester, NY (US);
Eastman Kodak Company, Rochester, NY (US);
Abstract
Disclosed is a photographic element comprising a light sensitive silver halide emulsion layer and, having associated with that layer a 1H-pyrazolo[1,5-b]-1,2,4-triazole dye forming coupler having a fully substituted carbon atom at the 6-position, a chloro group at the 7-position, and, at the 2-position, a phenyl ring substituted in the meta position with a carbonamido substituent containing an α-sulfone moiety. Photographic elements containing these couplers exhibit desirable bleach-fix and activity characteristics.