Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate
2005-06-29
2008-03-18
Shiao, Rei-tsang (Department: 1626)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
C546S111000
Reexamination Certificate
active
07345052
ABSTRACT:
This invention provides novel arylindenopyridines and arylindenopyrimidines of the formula:wherein R1, R2, R3, R4, and X are as defined above, and pharmaceutical compositions comprising same, useful for treating disorders ameliorated by antagonizing adenosine A2a receptors. This invention also provides therapeutic and prophylactic methods using the instant compounds and pharmaceutical compositions.
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Bullington James Lawrence
Heintzelman Geoffrey R.
Rupert Kenneth C.
Ortho-McNeil Pharmaceutical , Inc.
Shiao Rei-tsang
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