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Johannes Hendrikus Langeveld
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Vlaardingen, NL
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last 30 patents
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Patent Grant
Granular detergent component containing zeolite map and laundry det...
Patent number
6,455,490
Issue date
Sep 24, 2002
Unilever Home & Personal Care USA Division of Conopco, In.c
Daniel Pierre Marie Berthod
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
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Patent Grant
Particulate detergent composition containing zeolite
Patent number
6,391,846
Issue date
May 21, 2002
Unilever Home and Personal Care, USA Division of Conopco, Inc.
Daniel Pierre Marie Berthod
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
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Patent Grant
Particulate laundry detergent compositions containing nonionic surf...
Patent number
6,262,010
Issue date
Jul 17, 2001
Unilever Home & Personal Care USA, a division of Conopco, Inc.
William Derek Emery
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...