US 7,071,173 B2Granted

Antiviral methods employing double esters of 2′, 3′-dideoxy-3′-fluoroguanosine

AssigneeMedivir AB

InventorsXiao-Xiong Zhou, Horst Wahling

Life of this patent

Estimating the term…

A method for treatment of HBV and HIV infections comprising administering the compound or salt of formula Ig

Dependent claims

A compound of the formula

wherein R2 is independently the residue of an aliphatic L-amino acid, or a pharmaceutically acceptable salt thereof.

Dependencies are inferred from the claim text.

C07D 213/80
Acids; Esters: in position 3
C07C 271/22
With the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms: to carbon atoms of hydrocarbon radicals…
C07D 213/85
Nitriles: in position 3
C07D 307/68
With hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals,…:…

From the US filing history. Foreign family members aren’t listed.

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