Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2008-06-10
2008-06-10
Berch, Mark L (Department: 1624)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
C514S203000, C514S205000, C514S206000, C540S222000, C540S225000, C540S227000, C540S301000, C548S184000, C548S194000
Reexamination Certificate
active
07384928
ABSTRACT:
A compound of the formula:(wherein,T is S, SO or O;X is halogen, CN, carbamoyl optionally substituted with lower alkyl, lower alkyl, lower alkoxy, or lower alkylthio;A is substituted lower alkylene (wherein the substituent is optionally substituted mono lower alkyl, optionally substituted lower alkylidene, or optionally substituted lower alkylene);Z+is an optionally substituted, a cation and an N atom-containing heterocyclic group), ester, amino-protected compound wherein the amino bonds to a thiazole ring at the 7-position, or pharmaceutically acceptable salt or solvate thereof.
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Nishimura et al., “Studies on Condensed-Heterocyclic Azolium Cephalosporins,” Journal of Antibitotics, vol. 45, No. 4, 1992, pp. 485-499.
Nishitani Yasuhiro
Yamano Yoshinori
Berch Mark L
Finnegan Henderson Farabow Garrett & Dunner LLP
Shionogi & Co. Ltd.
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