Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Nitrogen containing other than solely as a nitrogen in an...
Reexamination Certificate
2005-02-01
2008-07-15
Kifle, Bruck (Department: 1624)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Nitrogen containing other than solely as a nitrogen in an...
C564S047000, C564S049000, C564S150000, C564S154000
Reexamination Certificate
active
07399788
ABSTRACT:
Disclosed is a series of N-deacetylthiocolchicine derivatives of formula (I) in which: the linker is a bivalent straight or branched C1-C8alkyl residue, C3-C8cycloalkyl, a phenylene or heterocyclic C4-C6ring; the G1and G2junctions, which can be the same or different, are —CO—, —COHN—, —CR2— groups in which R2is hydrogen or a straight C1-C4alkyl residue, or the G1-linker-G2group is the —CO— group. The compounds of formula (I) have antiproliferative, antinflammatory, antiarthritic and antiviral activity.
REFERENCES:
patent: 3090729 (1963-05-01), Bellet et al.
patent: 2004/0204370 (2004-10-01), Yang
patent: 01/68597 (2001-09-01), None
Bombardelli Ezio
Fontana Gabriele
Indena S.p.A.
Kifle Bruck
Lesser Erich A
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