Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2007-02-27
2007-02-27
Seaman, D. Margaret (Department: 1625)
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
C546S159000
Reexamination Certificate
active
10875030
ABSTRACT:
The present invention relates to a process for preparing a compound of the formula Ior a pharmaceutically acceptable salt, prodrug, hydrate or solvate thereof, wherein R1, R2, R3and R4are as defined herein. The compound of formula I is useful in the treatment of abnormal cell growth, such as cancer, in mammals.
REFERENCES:
patent: 7019147 (2006-03-01), Barth et al.
patent: 7071337 (2006-07-01), Kath et al.
patent: WO 01/40217 (2001-06-01), None
Castaldi Michael J.
Ripin David B.
Tom Norma J.
Pfizer Inc
Seaman D. Margaret
Smolizza Christian M.
Zelson Steve T.
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