Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate
2005-08-23
2005-08-23
Solola, Taofiq (Department: 1626)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
C514S448000, C514S469000, C549S057000, C549S467000
Reexamination Certificate
active
06933317
ABSTRACT:
Compounds of the general formula (I) which are metabolically stable and have an antagonistic activity against PGD2receptor: wherein Y is bicyclic ring; R1is optionally substituted heteroaryl; R2is hydrogen, etc.; R3is —CH2—CH2—CH2—CH2—CH═CH—COOR4, —CH2—CH2—CH2—CH2—X1—CH2—COOR4, —CH2—CH═CH—CH2—X1—CH2—COOR4or —CH2—CH2—CH2—COOR4; R4is hydrogen, etc.; X1is —O—, etc.
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Hiramatsu Yoshiharu
Honma Tsunetoshi
Inagaki Masanao
Tanimoto Norihiko
Shionogi & Co. Ltd.
Solola Taofiq
Waller Robin
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