Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate
2006-02-21
2006-02-21
Solola, Taofiq (Department: 1626)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
C548S375100
Reexamination Certificate
active
07001917
ABSTRACT:
This invention provides a compound of the formula (I):wherein:R1represents a hydrogen atom, an alkyl group, etc.; R2represents a hydrogen atom, a halogen atom, etc.; R3represents an alkyl group, etc.; R4represents an aryl group, etc.;A represents an aryl1, etc; B represents an alkylene etc.; X represents NH, etc.;or a pharmaceutically acceptable ester of such compound,and pharmaceutically acceptable salts thereof.These compounds are useful for the treatment of medical conditions mediated by prostaglandin such as pain, fever or inflammation, etc. This invention also provides a pharmaceutical composition comprising the above compound.
REFERENCES:
patent: WO 00/64888 (1998-12-01), None
patent: WO 99/19300 (1999-04-01), None
patent: WO 99/47497 (1999-09-01), None
patent: WO 98/56377 (2000-11-01), None
patent: WO 02/32900 (2002-04-01), None
Hirano Misato
Nakao Kazunari
Nukui Seiji
Yamagishi Tatsuya
Ashbrook Charles W.
Harvey Suzanne M.
Kurlandsky David R.
Shiao Robert
Warner Lambert Company LLC
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