Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2007-06-21
2008-12-09
Habte, Kahsay T (Department: 1624)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
C514S223200, C544S010000, C544S012000
Reexamination Certificate
active
07462611
ABSTRACT:
The invention is directed to pyrro[1,2-b]pyridazinone compounds of Formula I and pharmaceutical compositions containing such compounds that are useful in treating infections by hepatitis C virus:wherein R4is selected fromRing A is 5 or 6- membered aryl or heterocyclyl, and the remaining substituents are defined herein.
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Dragovich Peter
Kucera David
Li Liansheng
Murphy Douglas
Ruebsam Frank
Anadys Pharmaceuticals, Inc.
Connolly Bove & Lodge & Hutz LLP
Habte Kahsay T
Pino Mark J.
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