Stephen N. Blackburn

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Chester, GB

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Patents Grantslast 30 patents

Information Patent Grant
Detergent compositions
- Patent number 4,923,636
- Issue date May 8, 1990
- Lever Brothers Company
- Stephen N. Blackburn
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Detergent compositions manufacturing process by spraying anionic/no...
- Patent number 4,826,632
- Issue date May 2, 1989
- Lever Brothers Company
- Stephen N. Blackburn
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...