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3639473
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Patent number 3,639,473
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Issue date Feb 1, 1972
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C07 - ORGANIC CHEMISTRY
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3475370
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Patent number 3,475,370
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Issue date Oct 28, 1969
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C07 - ORGANIC CHEMISTRY
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3454678
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Patent number 3,454,678
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Issue date Jul 8, 1969
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C07 - ORGANIC CHEMISTRY
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3419523
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Patent number 3,419,523
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Issue date Dec 31, 1968
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C07 - ORGANIC CHEMISTRY
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3405157
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Patent number 3,405,157
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Issue date Oct 8, 1968
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C07 - ORGANIC CHEMISTRY
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3264257
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Patent number 3,264,257
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Issue date Aug 2, 1966
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C07 - ORGANIC CHEMISTRY
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3248458
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Patent number 3,248,458
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Issue date Apr 26, 1966
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C07 - ORGANIC CHEMISTRY
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3234305
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Patent number 3,234,305
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Issue date Feb 8, 1966
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C07 - ORGANIC CHEMISTRY
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3052596
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Patent number 3,052,596
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C07 - ORGANIC CHEMISTRY
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3035082
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Patent number 3,035,082
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C07 - ORGANIC CHEMISTRY
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Issue date Feb 9, 1954
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C07 - ORGANIC CHEMISTRY