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:
Sep. 14, 1976
Filed:
Mar. 12, 1975
Applicant:
Inventors:
Hermann Faubl, Mystic, CT (US);
Banavara Lakshmana Mylari, Waterford, CT (US);
Assignee:
Pfizer Inc., New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2602 / ;
Abstract
A process for the preparation of methyl 3-(2-quinoxalinylmethylene)carbazate N.sup.1,N.sup.4 -dioxide which comprises contacting a 2-quinoxalinecarboxaldehyde N.sup.1,N.sup.4 -dioxide nitrone with at least about an equimolar proportion of methyl carbazate in acidic solvent medium until reaction is substantially complete.
Faubl, Hermann. (1976). Process for producing quinoxaline-di-n-oxides (U.S. Patent No. 3980648). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3980648
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile