Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2007-03-13
2007-03-13
Rao, Deepak (Department: 1624)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
C514S247000, C544S114000, C544S239000
Reexamination Certificate
active
10807993
ABSTRACT:
This invention relates to novel pyridazinone derivatives of formula I wherein R1–R4, R7, R8and X1are as defined in the summary and pharmaceutically acceptable salts and solvates thereof, methods to inhibit or modulate Human Immunodeficiency Virus (HIV) reverse transcriptase with compounds of formula I, pharmaceutical compositions containing of formula I admixed with at least one solvent, carrier or excipient and processes to prepare compounds of formula I. The compounds are useful for treating disorders in which HIV and genetically related viruses are implicated
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Dunn James Patrick
Dymock Brian William
Mirzadegan Taraneh
Sjogren Eric Brian
Swallow Steven
Buckwalter Brian L.
Rao Deepak
Roche Palo Alto LLC
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