Charles C. Fifield

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Wilmington, DE, US

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Patents Grantslast 30 patents

Information Patent Grant
Urethane polymers for printing plate compositions
- Patent number 5,341,799
- Issue date Aug 30, 1994
- Hercules Incorporated
- Charles C. Fifield
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Photopolymerizable films containing plasticizer silica combinations
- Patent number 4,686,171
- Issue date Aug 11, 1987
- Hercules Incorporated
- Charles C. Fifield
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...