Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2007-09-25
2007-09-25
Shameem, Golam M. M. (Department: 1626)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
C544S106000, C544S111000, C544S125000, C544S127000, C514S231200, C514S233800, C514S299000, C514S301000, C546S112000, C546S114000
Reexamination Certificate
active
10941708
ABSTRACT:
The present invention relates to compounds of formula Iwherein R1and R2are described hereinbelow. These compounds have high affinity to A2Areceptors and good selectivity to A1and A3receptors. These compounds are useful, inter alia, in the treatment of Alzheimer's disease, depression, Parkinson's disease and ADHD.
REFERENCES:
patent: WO 01/97786 (2001-12-01), None
patent: WO 03/043634 (2003-05-01), None
patent: WO 03/043636 (2003-05-01), None
patent: WO 03/045386 (2003-06-01), None
patent: WO 03/049741 (2003-06-01), None
patent: WO 03/053946 (2003-07-01), None
patent: WO 03/053954 (2003-07-01), None
patent: WO 03/053961 (2003-07-01), None
Buchwald et al., Org. Letters, 4, pp. 973-976 (2002).
Hoffmann-La Roche Inc.
Johnston George W.
Rocha-Tramaloni Patricia S.
Shameem Golam M. M.
Yao Gene J.
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