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:
Mar. 17, 1981
Filed:
Oct. 18, 1979
Applicant:
Inventors:
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
544132 ; 546199 ; 546271 ; 548261 ; 544333 ; 544366 ; 430957 ; 430544 ;
Abstract
Benzotriazole compounds employed as development restrainer precursors are described having on one nitrogen atom an alkali-hydrolyzable, N,N-disubstituted carbamoyl group. The compounds may have the following formula: ##STR1## wherein: R.sup.1 and R.sup.2 each represent a substituted or unsubstituted alicyclic, aliphatic, aromatic or heterocyclic moiety, or may be taken together with the nitrogen to which they are attached to form a heterocyclic ring; and
Simons, Michael. (1981). Blocked benzotriazole compounds as development restrainer precursors (U.S. Patent No. 4256881). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4256881
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile