Tri-aryl-substituted-ethane PDE4 inhibitors

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

Reexamination Certificate

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Reexamination Certificate

active

06841564

ABSTRACT:
Novel ethanes substituted with i) a phenyl, ii) a thiazole, and iii) a pyridyl moiety are PDE4 inhibitors.

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