Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2007-09-04
2007-09-04
Kifle, Bruck (Department: 1624)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
C514S253080, C514S277000, C540S456000
Reexamination Certificate
active
11076173
ABSTRACT:
The current invention relates to a series of rifamycin derivatives having antimicrobial activities, including activities against drug-resistant microorganisms, specifically, the 3,4-cyclo-rifamycin derivatives having an oxime group at the C-11 position.
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Li Jing
Ma Zhenkun
Cumbre Pharmaceuticals Inc.
Jackson Walker L.L.P.
Kifle Bruck
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