Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate
2006-11-21
2006-11-21
Saeed, Kamal A. (Department: 1626)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
C544S372000
Reexamination Certificate
active
07138397
ABSTRACT:
The present invention is to provide an aliphatic nitrogen-containing 5-membered ring compound represented by the formula [I]:wherein symbols in the formula have the following meanings;A: —CH2— or —S—,B: CH or N,R1: H, a lower alkyl group, etc.,X: a single bonding arm, —CO—, -Alk-CO—, —COCH2—, -Alk-O—, —O—CH2—, —SO2—, —S—, —COO—, —CON(R3)—, -Alk-CON(R3)—, —CON(R3)CH2—, —NHCH2—, etc.,R3: hydrogen atom or a lower alkyl group,Alk: a lower alkylene group, andR2: (1) a cyclic group which may be substituted, (2) a substituted amino group, etc., provided that when X is —CO—, then B is N, or a pharmaceutically acceptable salt thereof.
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Supplementary European Search Report for related application EP 01 97 4716, mailed Apr. 6, 2005.
Arakawa Kenji
Hikota Masataka
Kawanami Saburo
Matsumoto Takeshi
Morimoto Hiroshi
Anderson Rebecca
Finnegan Henderson Farabow Garrett & Dunner L.L.P.
Saeed Kamal A.
Tanabe Seiyaku Co. Ltd.
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