Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate
2005-08-30
2005-08-30
Aulakh, Charanjit S. (Department: 1625)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
C546S088000, C546S081000, C546S065000, C544S126000, C544S361000, C514S232800, C514S253030, C514S287000
Reexamination Certificate
active
06936622
ABSTRACT:
Compounds of the formula (I), in which R1, R2, R3, R4 and R5 have the meanings indicated in the description, are novel effective PDE3/4 Inhibitors.
REFERENCES:
patent: 6008215 (1999-12-01), Flockerzi
patent: WO 98/21208 (1998-05-01), None
patent: WO 98/40382 (1998-09-01), None
patent: WO 98/55481 (1998-12-01), None
patent: WO 99/57118 (1999-11-01), None
patent: WO 00/12501 (2000-03-01), None
Altana Pharma AG
Aulakh Charanjit S.
Juneau Todd L.
McGee Sheldon M.
Nath & Associates PLLC
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