Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2006-04-25
2006-04-25
Berch, Mark L. (Department: 1624)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
C544S115000, C544S251000, C540S575000, C514S233200, C514S267000
Reexamination Certificate
active
07034016
ABSTRACT:
8-phenyl-6,9-dihydro-[1,2,4]triazolo[3,4-i]purin-5-one derivatives of formula (I):or a pharmaceutically acceptable salt thereof processes for their preparation, pharmaceutical compositions containing them and their use as PDE 5 inhibitors.
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Partial Abstract of 463756.
Feixas Gras Joan
Gracia Ferrer Jordi
Prieto Soto José Manuel
Vega Noverola Armando
Vidal Juan Bernat
Almirall Prodesfarma S.A.
Berch Mark L.
Morrison & Foerster / LLP
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