Quinazoline derivatives

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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C514S217060, C514S218000, C514S228200, C514S234500, C514S266200, C514S266400, C540S575000, C540S600000, C544S058200, C544S058600, C544S119000, C544S293000

Reexamination Certificate

active

10468788

ABSTRACT:
A compound of the formula (I)or a pharmaceutically acceptable salt thereof, a hydrate thereof, a solvate thereof, an optically active compound thereof, a racemate thereof or a diastereomer mixture thereof has a superior tyrosine-specific protein kinase inhibitory activity and is useful as a pharmaceutical agent, particularly as an agent for the prophylaxis or treatment of various cancers, psoriasis or diseases caused by arteriosclerosis, and the like.

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