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William M. Cooper
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Clinton, NJ, US
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last 30 patents
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Patent Grant
Self-lubricating composition containing polybenzimidazole, graphite...
Patent number
5,391,605
Issue date
Feb 21, 1995
Hoechst Celanese Corp.
Todd Andres
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Self lubricating polybenzimidazole shaped articles
Patent number
5,384,352
Issue date
Jan 24, 1995
Hoechst Celanese Corp.
Todd E. Andres
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Glass bubble filled polybenzimidazole
Patent number
5,308,909
Issue date
May 3, 1994
Hoechst Celanese Corp.
Paul N. Chen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Formation of filled molding powders of polybenzimidazole and other...
Patent number
5,229,448
Issue date
Jul 20, 1993
Hoechst Celanese Corp.
William M. Cooper
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...