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. 21, 1992
Filed:
Aug. 10, 1990
Applicant:
Inventors:
Rex A Jennings, Holland, MI (US);
Don R Johnson, Pinckney, MI (US);
Ronald E Seamans, Holland, MI (US);
James R Zeller, Holland, MI (US);
Assignee:
Warner-Lambert Company, Morris Plains, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562507 ; 548408 ; 558303 ; 558431 ; 558432 ;
Abstract
An improved process for the preparation of cyclic amino acids by a novel synthesis is described where a dinitrile derivative is converted in two steps to the desired products, as well as valuable intermediates used in the process.
Jennings, Rex. (1992). Process for cyclic amino acid anticonvulsant compounds (U.S. Patent No. 5132451). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5132451
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile