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. 02, 1997
Filed:
Jun. 05, 1995
Applicant:
Inventors:
Tarek Mansour, Montreal, CA;
Haolun Jin, Pierrefonds, CA;
Allan H Tse, St-Laurent, CA;
M Arshad Siddiqui, St-Laurent, CA;
Assignee:
BioChem Pharma Inc., Laval, CA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07H / ;
U.S. Cl.
CPC ...
536 2711 ; 536 285 ; 536 2851 ; 536 2852 ; 549 63 ;
Abstract
The present invention relates to highly diastereoselective processes for production of cis-nucleosides and nucleoside analogues and derivatives in high optical purity and intermediates useful in those processes.