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:
Dec. 13, 1983
Filed:
Dec. 18, 1981
Applicant:
Inventor:
Gary N Widiger, Lexington, MA (US);
Assignee:
Polaroid Corporation, Cambridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
549394 ; 260163 ; 260207 ; 26024576 ; 26024581 ; 260377 ; 542441 ; 564150 ;
Abstract
There are described novel compounds which are represented by the formula ##STR1## wherein X is ##STR2## or --SO.sub.2 R.sub.1 ; Z is H, alkyl or aryl; R is H, alkyl or aryl; DYE is any dye moiety; R.sub.1 is H, alkyl, aryl, --NH.sub.2, --NHR.sub.2, --N(R.sub.2).sub.2 or --OR.sub.2 ; R.sub.2 is H, alkyl or aryl; and m is 1 or 2. The compounds are useful as dyes.