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. 12, 1999
Filed:
Jun. 12, 1997
Applicant:
Inventors:
Paul B Merkel, Victor, NY (US);
Jerrold N Poslusny, Rochester, NY (US);
Ronald E Leone, Rochester, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ; G03C / ;
U.S. Cl.
CPC ...
430549 ; 430554 ; 430555 ; 430544 ; 430957 ; 430505 ;
Abstract
The invention provides a photographic element comprising a silver halide emulsion layer sensitive to green light having associated therewith (a) a 1-aryl-3-anilino-4-benzotriazolyl-5-pyrazolone magenta dye-forming DIR coupler of a particular formula, and (b) a 1-aryl-3-anilino-4-phenylthio-5-pyrazolone magenta image dye forming coupler of a particular formula. The element of the invention provides an improved interimage of a green sensitized layer in a multicolor silver halide photographic element.