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:
Jan. 31, 1989
Filed:
Feb. 02, 1988
Applicant:
Inventors:
Malcolm MacCoss, Freehold, NJ (US);
Richard L Tolman, Warren, NJ (US);
Arthur F Wagner, Princeton, NJ (US);
John Hannah, Matawan, NJ (US);
Assignee:
Merck & Co., Inc., Rahway, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
544244 ; 544276 ; 544277 ;
Abstract
A process for preparing 9-substituted guanine-containing acyclonucleosides comprising selective alkylation at the 9-position of the purine by utilizing a blocking group at the 6-position.