Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate
2011-03-29
2011-03-29
Wilson, James O. (Department: 1624)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
C546S193000
Reexamination Certificate
active
07915274
ABSTRACT:
Compounds represented by the following general formula:[wherein X1, X2, X3and X4each independently represent a single bond, C1-6alkylene, etc.; A2represents optionally substituted phenyl, etc.; A1represents an optionally substituted 5- to 7-membered heterocyclic group containing —C(=Q1)- (wherein Q1represents oxygen, sulfur or ═N—R11(wherein R11represents hydrogen or C1-6alkyl)) and nitrogen, etc.; and Z1represents piperidin-diyl, etc.],salts thereof and hydrates of the foregoing.
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Kawano Koki
Kobayashi Kiyoaki
Minami Hiroe
Norimine Yoshihiko
Ono Mutsuko
Choate Hall & Stewart LLP
EISAI R&D Management Co., Ltd.
Huck Emilie Porter
Murray Jeffrey H
Robidoux Andrea L. C.
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