Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate
2006-10-20
2011-10-25
Wilson, James O (Department: 1624)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
C544S283000
Reexamination Certificate
active
08044063
ABSTRACT:
The present invention relates to quinazoline derivatives of the formula (I) useful as anti-tumor medicaments, or a pharmaceutically acceptable salt thereof, the definition of the substituents R1, R1′, R2, R2′ are as defined in the description. It also relates to a pharmaceutical composition containing same, and a method for the preparation of quinazoline derivatives of formula (I) or a pharmaceutically acceptable salt thereof.
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Guo Jianhui
Jiang Yong
Wang Meng
Zhang Xiaofang
Scully , Scott, Murphy & Presser, P.C.
Shanghai Allist Pharmaceuticals, Inc.
Willis Douglas M
Wilson James O
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