Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate
2006-03-14
2006-03-14
Davis, Zinna Northington (Department: 1625)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
C546S192000
Reexamination Certificate
active
07012083
ABSTRACT:
There is provided a compound of formula I,wherein R1, R2, R3and Y have meanings given in the description, which are useful in the prophylaxis and in the treatment of pruritus.
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Armer Richard Edward
Gethin David Morris
Gibson Stephen Paul
Tommasini Ivan
Benson Gregg C.
Davis Zinna Northington
Musser Arlene K.
Pfizer Inc.
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