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:
Apr. 01, 1980
Filed:
Nov. 06, 1978
Applicant:
Inventors:
Nancy S Kurose, Norwalk, CT (US);
Arnold Zweig, Westport, CT (US);
Assignee:
American Cyanamid Company, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
548320 ;
Abstract
Processes for the separation of enantiomers, such as those of 1-(2-methoxyethyl)-4-phenyl-2-imidazolidone, which comprises crystallizing a racemic mixture from a solution of the enriched enantiomer in a selective solvent.