Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate
2009-04-14
2010-10-26
Andres, Janet L (Department: 1625)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
C514S357000, C546S334000, C546S283400, C546S280400
Reexamination Certificate
active
07820698
ABSTRACT:
Compounds of formula (I):wherein n, A, R1, and R2are defined in the specification, are useful as inhibitors of the phosphodiesterase 4 (PDE4) enzyme and for treating certain conditions.
REFERENCES:
patent: 02/074726 (2002-09-01), None
patent: 2004/009552 (2004-01-01), None
patent: 2005/061458 (2005-07-01), None
patent: 2006/135828 (2006-12-01), None
patent: 2008/006509 (2008-01-01), None
Armani Elisabetta
La Porta Elena
Peretto Ilaria
Rizzi Andrea
Andres Janet L
Chiesi Farmaceutici S.p.A.
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Robinson Binta M
LandOfFree
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