Organic compounds -- part of the class 532-570 series – Organic compounds – Amino nitrogen containing
Reexamination Certificate
2009-08-21
2010-11-30
Parsa, Jafar (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Amino nitrogen containing
C564S081000
Reexamination Certificate
active
07842838
ABSTRACT:
The invention is directed to pyrro[1,2-b]pyridazinone compounds and pharmaceutical compositions containing such compounds that are useful in treating infections by hepatitis C virus.
REFERENCES:
patent: 7462611 (2008-12-01), Ruebsam et al.
patent: 7582754 (2009-09-01), Webber et al.
patent: 2004/0087577 (2004-05-01), Pratt et al.
patent: 2005/0153877 (2005-07-01), Miao et al.
patent: 2006/0040927 (2006-02-01), Blake et al.
patent: 2006/0189602 (2006-08-01), Zhou et al.
patent: 2006/0211695 (2006-09-01), Borzilleri et al.
patent: 2006/0252785 (2006-11-01), Blake et al.
patent: WO-01/85172 (2001-11-01), None
patent: WO-02/098424 (2002-12-01), None
patent: WO-03/059356 (2003-07-01), None
patent: WO-2006115221 (2006-11-01), None
Goldfarb et al., Derivatives of 2,5-diaminobenzenesulfonamide, (Journal of the American Chemical Society (1943), 65, 738-739.
Fisyuk et al., Synthesis of 5,6-Dihydropyridin-2(1H)-ones, 1,5,6,8,8a-Hexahydroisoquinolin-3(2H)-ones and 4a,5,6,7,8,8a-Hexahydroquinolin-2(1H)-ones by Intramolecular Wittig Reaction. Molecules, Feb. 28, 2002, vol. 7, pp. 124-128.
Tedesco et al., 3-(1,2,4)-benzothiadiazin-3-yl)-4-hydroxy-2(1H)-quinolinones, Potent Inhibitors of Hepatitis C Virus RNA-Dependent RNA Polymerase, J. Med. Chem. 49:971-983 (2006).
International Search Report PCT Application No. PCT/US2007/071826, Oct. 15, 2007.
Written Opinion of PCT Application No. PCT/US2007/071826, Oct. 15, 2007.
Goldfarb et al., Journal of the American Chemical Society, 65, 738-739 (1943).
Extended European Search Report, Apr. 13, 2010.
Dragovich Peter
Kucera David
Li Liansheng
Murphy Douglas Eric
Ruebsam Frank
Anadys Pharmaceuticals, Inc.
Connolly Bove & Lodge & Hutz LLP
Parsa Jafar
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