Frederick Campbell

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Manchester, GB

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Patents Grantslast 30 patents

Information Patent Grant
Surfactant and dispersible or emulsifiable compositions employing s...
- Patent number 5,536,445
- Issue date Jul 16, 1996
- Zeneca Limted
- Frederick Campbell
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Surfactant products of poly(hydroxyalkanecarboxylic acid) phosphate...
- Patent number 5,300,255
- Issue date Apr 5, 1994
- Imperial Chemical Industries, PLC
- Frederick Campbell
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Composition
- Patent number 4,861,380
- Issue date Aug 29, 1989
- Imperial Chemical Industries PLC
- Frederick Campbell
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Dispersion
- Patent number 4,645,611
- Issue date Feb 24, 1987
- Imperial Chemical Industries PLC
- Frederick Campbell
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...