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.

Date of Patent:
Sep. 21, 1993

Filed:

Jan. 25, 1993
Applicant:
Inventors:

Naoya Kasai, Amagasaki, JP;

Toshio Suzuki, Toyonaka, JP;

Assignee:

Daiso Co., Ltd., Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12P / ; C12P / ; C12R / ; C12N / ;
U.S. Cl.
CPC ...
435158 ; 435 42 ; 4352533 ; 435280 ; 435874 ; 435875 ; 435876 ; 435877 ;
Abstract

A process for preparation of R-(-)-3-halogeno-1,2-propanediol which comprises cultivating in a medium containing racemate 3-halogeno-1,2-propanediol a bacterium, which, when cultivated in a medium containing racemate 3-halogeno-1,2-propanediol as a sole carbon source, can grow and proliferate, has an ability to assimilate S-(+)-3-halogeno-1,2-propanediol preferentially compared to R-(-)-3-halogeno-1,2-propanediol and belongs to the genus Pseudomonas, or its culture cells; and recovering R-(-)-3-halogeno-1,2-propanediol from the resulting culture broth.


Find Patent Forward Citations

Kasai, Naoya. (1993). Process for preparation of r-(-)-3-halogeno-1,2,-propanediol by (U.S. Patent No. 5246843). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5246843

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