Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2008-01-08
2008-01-08
Habte, Kahsay (Department: 1624)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
C544S116000, C544S235000, C514S248000
Reexamination Certificate
active
07317009
ABSTRACT:
The invention relates to compound of the formula (I) or its salt, in which R1, R2, R3and R4are as defined in the description, their use of as medicament, the process for their preparation and use for the treatment of PDE-IV or TNF-α mediated diseases
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Abe Yoshito
Imamura Kenichiro
Inoue Makoto
Mizutani Tsuyoshi
Ohne Kazuhiko
Astellas Pharma Inc.
Habte Kahsay
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
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