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:
Jul. 08, 1980
Filed:
Apr. 06, 1979
Applicant:
Inventors:
Charles J Barnett, Indianapolis, IN (US);
Thomas L Emmick, Greenfield, IN (US);
Richard C Hoying, Indianapolis, IN (US);
Assignee:
Eli Lilly and Company, Indianapolis, IN (US);
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
544336 ; 424250 ;
Abstract
Preparation of substituted 2-aminopyrazines by reaction of an .alpha.-chloro or .alpha.-bromo oxime with an aminoacetonitrile in the presence of an acid-uptake agent, followed by separation of the intermediate novel hydroxyimino-substituted aminoacetonitrile, and cyclization thereof with acid.
Barnett, Charles. (1980). Preparation of substituted 2-aminopyrazines (U.S. Patent No. 4211870). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4211870
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile