Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2007-02-06
2007-02-06
Rao, Deepak (Department: 1624)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
C514S260100, C544S122000, C544S278000
Reexamination Certificate
active
11250782
ABSTRACT:
The present invention provides a pharmaceutical composition which is useful as a phosphatidylinositol 3 kinase (PI3K) inhibitor and an antitumor agent, and it provides a novel bicyclic or tricyclic fused heteroaryl derivative or a salt thereof which possesses an excellent PI3K inhibiting activity and cancer cell growth inhibiting activity.
REFERENCES:
patent: 3763156 (1973-10-01), Woitun et al.
patent: 6838457 (2005-01-01), Hayakawa et al.
patent: 2005/0014771 (2005-01-01), Hayakawa et al.
Hayakawa Masahiko
Kaizawa Hiroyuki
Kawaguchi Ken-Ichi
Koizumi Tomonobu
Matsuda Koyo
Astellas Pharma Inc.
Fulbright & Jaworski L.L.P.
Imperial Cancer Research Technology Ltd.
Ludwig Institute for Cancer Research
Rao Deepak
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