Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate
2011-03-15
2011-03-15
Desai, Rita J (Department: 1625)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
Reexamination Certificate
active
07906536
ABSTRACT:
This invention is directed generally to processes for the preparation of compounds of Formula I:wherein R2, R3, R4, R5, X1, X2, X3, X4, X5, X6are as defined in the specification.
REFERENCES:
patent: WO03068230 (2003-08-01), None
patent: WO 03/068230 (2003-12-01), None
patent: WO2007/091176 (2007-08-01), None
Chekal Brian
Dukesherer Daniel
Geurink Randy
Klemm George
Mao Michael
Desai Rita J
Kispert Jennifer A.
Mabry John
Pfizer Inc
Ronau Robert T.
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