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Stephen J. Harasin
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Bethel Park, PA, US
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last 30 patents
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Patent Grant
Process for the production of molded products using internal mold r...
Patent number
4,868,224
Issue date
Sep 19, 1989
Mobay Corporation
Stephen J. Harasin
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Rim polyurethane compositions containing internal mold release agents
Patent number
4,847,307
Issue date
Jul 11, 1989
Mobay Corporation
John E. Dewhurst
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Rim polyurethane compositions containing internal mold release agents
Patent number
4,789,688
Issue date
Dec 6, 1988
Mobay Corporation
John E. Dewhurst
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Rim polyurethane or polyurea compositions containing internal mold...
Patent number
4,764,540
Issue date
Aug 16, 1988
Mobay Corporation
John E. Dewhurst
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL