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Peter C. Knight
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Merseyside, GB
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Patents Grants
last 30 patents
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Patent Grant
Detergent compositions and process for preparing them
Patent number
5,723,428
Issue date
Mar 3, 1998
Lever Brothers Company
Jelles Vincent Boskamp
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Particulate detergent composition or component comprising zeolite M...
Patent number
5,518,649
Issue date
May 21, 1996
Lever Brothers Company, division of Conopco, Inc.
Andrew P. Chapple
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Process for preparing particulate detergent additive bodies and use...
Patent number
5,167,852
Issue date
Dec 1, 1992
Lever Brothers Company, Division of Conopco Inc.
William D. Emery
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Process for preparing high bulk density detergent powders admixed w...
Patent number
5,030,379
Issue date
Jul 9, 1991
Lever Brothers Company, division of Conopco, Inc.
Peter C. Knight
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Detergent composition
Patent number
4,966,606
Issue date
Oct 30, 1990
Lever Brothers Company, division of Conopco, Inc.
Peter F. Garner-Gray
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Detergent composition and process for its production
Patent number
4,965,015
Issue date
Oct 23, 1990
Lever Brothers Company
Michael J. H. Heybourne
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Process for preparing needle-shaped crystal growth modified burkeit...
Patent number
4,900,466
Issue date
Feb 13, 1990
Lever Brothers Company
Colin Atkinson
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Process for the preparation of a granular detergent composition
Patent number
4,820,441
Issue date
Apr 11, 1989
Lever Brothers Company
Elfed H. Evans
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Spray drying of a detergent containing a porus crystal-growth-modif...
Patent number
4,818,424
Issue date
Apr 4, 1989
Lever Brothers Company
Elfed H. Evans
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Detergent powder and process for its preparation
Patent number
4,783,281
Issue date
Nov 8, 1988
Lever Brothers Company
David P. Bishop
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Process for manufacture of detergent powder incorporating polyhydri...
Patent number
4,755,318
Issue date
Jul 5, 1988
Lever Bros. Co.
James F. Davies
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Process for reducing friability of detergent powders
Patent number
4,314,953
Issue date
Feb 9, 1982
Lever Brothers Company
Peter C. Knight
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...