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:
Jul. 31, 2012
Filed:
Jul. 15, 2011
Jiri Zemlicka, Warren, MI (US);
Shaoman Zhou, Atlanta, GA (US);
John C. Drach, Ann Arbor, MI (US);
Wayne State University, Detroit, MI (US);
The Regents of the University of Michigan, Ann Arbor, MI (US);
Abstract
Compounds which are active against viruses have the following formulas: wherein B is a purine or pyrimidine heterocyclic ring or base. In a preferred embodiment, the purine include 6-aminopurine (adenine), 6-hydroxypurine (hypoxanthine), 2-amino-6-hydroxypurine (guanine), 2,6-diamino-purine, 2-amino-6-azidopurine, 2-amino-6-halo substituted purines such as 2-amino-6-chloropurine, 2-amino-6-fluoropurine, 2-amino-6-alkoxypurines such as 2-amino-6-methoxypurine, 2-amino-6-cyclopropylaminopurine, 2-amino-6-alkylamino or 2-amino-6-dialkylamino substituted purines, 2-amino-6-thiopurine, 2-amino-6-alkylthio substituted purines, 3-deazapurines, 7-deazapurines and 8-azapurines. The pyrimidine incorporates cytosine, uracil and thymine, 5-halo substituted cytosines and uracils, 5-alkyl substituted cytosines and uracils including derivatives with a saturated or unsaturated alkyl group and 6-azapyrimidines.