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:
Nov. 23, 2004
Filed:
Mar. 29, 2000
Applicant:
Inventors:
Yogesh S. Sanghvi, Encinitas, CA (US);
Zhiqiang Guo, San Diego, CA (US);
Assignee:
ISIS Pharmaceuticals, Inc., Carlsbad, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07H 1/900 ;
U.S. Cl.
CPC ...
C07H 1/900 ;
Abstract
Methods for preparing deoxynucleosides from their corresponding ribonucleosides by forming 3-tert-butylphenoxythiocarbonylderivatives of the ribonucleosides and subsequently effecting radical deoxygenation reactions at the carbon atoms to be deoxygenated.