Heterobicyclic derivatives

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United States of America Patent

PATENT NO 6426345
SERIAL NO

08793451

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Heterobicyclic derivatives of the formula: ##STR1## wherein R.sup.1 is aryl which may have suitable substituent(s), ar(lower)alkyl which may have suitable substituent(s), halo(lower)alkyl, protected carboxy(lower)alkyl, acyl(lower)alkyl, heterocyclic group or heterocyclic(lower)alkyl which may have suitable substituent(s), R.sup.2 is aryl which may have suitable substituent(s) or heterocyclic group, and R.sup.3 is hydrogen, lower alkoxy or arylthio, and a pharmaceutically acceptable salt thereof which are useful as a medicament.

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Patent Owner(s)

  • ASTELLAS PHARMA INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hemmi, Keiji late of Tsukuba, JP 52 607
Sawada, Akihiko Tsukuba, JP 12 62
Shimazaki, Norihiko Tsuchiura, JP 14 229
Watanabe, Shinya Tsukuba, JP 265 1627

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