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:
Jun. 16, 1981
Filed:
Jun. 06, 1979
Applicant:
Inventors:
Kenneth N Kilminster, Leighton-Linslade, GB;
Colin Holstead, Abbots Langley, GB;
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C09B / ; C09B / ; C09B / ;
U.S. Cl.
CPC ...
260199 ; 260152 ; 260154 ; 260156 ; 260157 ; 260162 ; 260198 ; 260202 ; 2605 / ; 2605 / ; 2605 / ; 2605 / ; 2605 / ; 560 13 ; 560 16 ; 562432 ; 564167 ; 430223 ;
Abstract
Cyan azo dye-providing compounds have the formula: ##STR1## wherein: R.sup.1 is selected from the group consisting of aryl, alkyl or NR.sup.11 R.sup.12 wherein R.sup.11 is alkyl or aryl and R.sup.12 is alkyl, or R.sup.11 and R.sup.12, taken together with the nitrogen atom to which they are attached, is a heterocyclic group;