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:
Dec. 15, 1981
Filed:
Nov. 24, 1978
Applicant:
Inventors:
Richard Barner, Witterswil, CH;
Walter Boguth, Riehen, CH;
Hans G Leuenberger, Arlesheim, CH;
Max Schmid, Zurich, CH;
Reinhard Zell, Rodersdorf, CH;
Assignee:
Hoffmann-La Roche, Inc., Nutley, NJ (US);
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
2603436 ; 2603455 ; 2603456 ; 2603 / ; 560174 ; 560180 ; 560226 ; 560179 ; 568-9 ; 568382 ; 568495 ; 568678 ; 568840 ; 570101 ; 570217 ; 570261 ;
Abstract
A process for asymmetrically hydrogenating through the use of microorganisms a double bond connected to tertiary carbon atom in an olefinic aliphatic compound to produce a tertiary, optically active aliphatic compound useful as an intermediate for optically active Vitamins E and K.