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Leukotriene antagonists
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Patent number 4,983,628
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Issue date Jan 8, 1991
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Merck Frosst Canada, Inc.
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Richard Frenette
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C07 - ORGANIC CHEMISTRY
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BU-3608 derivatives
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Patent number 4,960,755
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Issue date Oct 2, 1990
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Bristol-Myers Company
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Maki Nishio
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C07 - ORGANIC CHEMISTRY
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Leukotriene antagonists
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Patent number 4,683,325
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Issue date Jul 28, 1987
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Merck Frosst Canada, Inc.
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Richard Frenette
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C07 - ORGANIC CHEMISTRY