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:
Jun. 02, 1987
Filed:
Nov. 13, 1984
Applicant:
Inventors:
Wei-Jen Kung, Solon, OH (US);
James D Burrington, Richmond Hts., OH (US);
Mark C Cesa, South Euclid, OH (US);
Assignee:
The Standard Oil Company, Cleveland, OH (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07P / ;
U.S. Cl.
CPC ...
435280 ; 435106 ; 435197 ;
Abstract
Disclosed is combination of an acylase and esterase for selective enzymatic hydrolysis of only the L-isomer of an L and D mixture of .alpha.N-acyl-.alpha.-amino acid ester whose alpha carbon atom is chiral to yield a mixture containing L-.alpha.-amino acid and D-.alpha.-N-acyl-.alpha.-amino acid ester but essentially no D-.alpha.-amino acid.