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:
Feb. 03, 1998
Filed:
Jun. 19, 1995
Applicant:
Inventors:
Herfried Griengl, Graz, AT;
Nongyuan Shi, Graz, AT;
Ulrike Pichler, Graz, AT;
Norbert Klempier, Graz, AT;
Peter Pochlauer, Linz, AT;
Assignee:
DSM Chemie Linz GmbH, Linz, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12P / ;
U.S. Cl.
CPC ...
435128 ; 435280 ;
Abstract
Process for preparing (S)-cyanohydrins by reacting aldehydes or asymmetrical, aliphatic ketones with hydrocyanic acid in the presence of the (S)-oxynitrilase from Hevea brasiliensis at temperatures of up to at most 10.degree. C.