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Polyamide containing reissert unit(s)
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Patent number 5,194,575
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Issue date Mar 16, 1993
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Virginia Tech Intellectual Properties, Inc.
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Harry W. Gibson
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Synthesis of alpha-aminonitriles
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Patent number 5,169,973
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Issue date Dec 8, 1992
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Virginia Tech Intellectual Properties, Inc.
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Harry W. Gibson
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C07 - ORGANIC CHEMISTRY
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Formation of poly(benzimidazole)
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Patent number 5,066,773
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Issue date Nov 19, 1991
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Virginia Tech Intellectual Properties, Inc.
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Harry W. Gibson
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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