Bicyclic heteroaryl inhibitors of PDE4

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

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C544S093000, C549S269000, C549S270000, C549S271000

Reexamination Certificate

active

07745646

ABSTRACT:
The present invention relates to compounds and methods which may be useful as inhibitors of phosphodiesterase 4 (PDE4) for the treatment or prevention of inflammatory diseases and other diseases involving elevated levels of cytokines and proinflammatory mediators.

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