Heterocyclic compound and anti-malignant-tumor agent...

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

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C514S232500, C544S082000, C544S083000

Reexamination Certificate

active

07855199

ABSTRACT:
Heterocyclic compounds represented by the formula I and anti-malignant-tumor agents containing the heterocyclic compounds as effective components:wherein X represents nitrogen atom or CH; Y represents C1-C6alkyl; R1represents morpholino (which may be substituted with one to four C1-C6alkyl); and R2and R3each represent hydrogen atom or C1-C6alkyl.

REFERENCES:
patent: 6251900 (2001-06-01), Kawashima et al.
patent: 7071189 (2006-07-01), Kawashima et al.
patent: 2006/0009440 (2006-01-01), Kawashima et al.
patent: 2006/0247232 (2006-11-01), Kawashima et al.
patent: 96 10024 (1996-04-01), None
patent: 02 088112 (2002-11-01), None
patent: 2004 032930 (2004-04-01), None
Voskoglou-Nomikos, et al., Clin. Can. Res. vol. 9, pp. 4227-4239 (2003).
U.S. Appl. No. 11/847,593, filed Aug. 30, 2007, Haruta, et al.
U.S. Appl. No. 11/404,078, filed Apr. 14, 2006, Yaguchi, et al.

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