Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2005-03-08
2005-03-08
Berch, Mark L (Department: 1624)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
C514S255050, C514S256000, C514S291000, C544S126000, C544S333000, C544S405000, C546S080000, C546S089000
Reexamination Certificate
active
06864253
ABSTRACT:
The present invention relates to novel β-carboline derivatives of the general formulawherein all the variables are as described within the specification, useful as phosphodiesterase inhibitors. The present invention further relates to use of the described derivatives for the treatment of diseases and conditions related to PDE, for example male erectile dysfunction.
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Macielag Mark J.
Sui Zhihua
Berch Mark L
McKenzie Thomas
Orth-McNeil Pharmaceutical, Inc.
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