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:
May. 18, 1993
Filed:
Dec. 19, 1990
Applicant:
Inventors:
Toshio Suzuki, Toyonaka, JP;
Naoya Kasai, Amagasaki, JP;
Assignee:
Daiso Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
435280 ; 435157 ; 435158 ; 435829 ;
Abstract
A process for preparation of S-(+)-3-halogeno-1,2-propanediol which comprises cultivating a bacterium, which has an ability to assimilate R-(-)-3-halogeno-1,2-propanediol and belongs to the genus Alcaligenes, or its culture broth in a medium containing racemate 3-halogeno-1,2-propanediol, and recovering S-(+)-3-halogeno-1,2-propanediol from the resulting culture broth.