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Polyurethane resins
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Patent number 6,221,955
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Issue date Apr 24, 2001
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Dekro Paints (Proprietary) Limited
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Kibret Mequanint
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Magnetic recording medium
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Patent number 4,842,942
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Issue date Jun 27, 1989
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Toyo Boseki Kabushiki Kaisha
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Takeshi Yatsuka
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Biocompatible surfaces
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Patent number 4,689,386
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Issue date Aug 25, 1987
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Biocompatibles Ltd.
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Dennis Chapman
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Method of curing B-stage polyurethanes
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Patent number 4,082,634
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Issue date Apr 4, 1978
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PPG Industries, Inc.
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Wen-Hsuan Chang
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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3821263
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Patent number 3,821,263
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Issue date Jun 28, 1974
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C07 - ORGANIC CHEMISTRY
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3674748
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Patent number 3,674,748
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Issue date Jul 4, 1972
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C07 - ORGANIC CHEMISTRY
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3639541
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Patent number 3,639,541
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Issue date Feb 1, 1972
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C07 - ORGANIC CHEMISTRY
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3639534
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Patent number 3,639,534
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Issue date Feb 1, 1972
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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3639542
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Patent number 3,639,542
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Issue date Feb 1, 1972
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C07 - ORGANIC CHEMISTRY
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3565812
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Patent number 3,565,812
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Issue date Feb 23, 1971
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C07 - ORGANIC CHEMISTRY
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3535278
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Patent number 3,535,278
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Issue date Oct 20, 1970
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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3501421
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Patent number 3,501,421
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Issue date Mar 17, 1970
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C07 - ORGANIC CHEMISTRY
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3431223
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Patent number 3,431,223
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Issue date Mar 4, 1969
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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3428577
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Patent number 3,428,577
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Issue date Feb 18, 1969
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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3419642
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Patent number 3,419,642
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Issue date Dec 31, 1968
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C07 - ORGANIC CHEMISTRY