Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate
2000-12-06
2008-11-25
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...
C546S199000
Reexamination Certificate
active
07456198
ABSTRACT:
Disclosed are compounds of the formula (I)wherein A, R1, R2, R3, R4and X1are as disclosed herein. The compounds have affinity for the ORL1 receptor and are useful in the treatment of chronic and acute pain.
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Goehring R. Richard
Kyle Donald
Shao Bin
Andres Janet L.
Davidson Davidson & Kappel LLC
Purdue Pharma L.P.
Robinson Binta M
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