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Henry L. A. Van den Heuvel
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Bussum, NL
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Patents Grants
last 30 patents
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Patent Grant
Flavoring and perfume compositions and flavored and perfumed produc...
Patent number
5,368,876
Issue date
Nov 29, 1994
Naarden International N.V.
Henry L. A. Van den Heuvel
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Patent Grant
Substituted thiophenes, and flavoring and perfume compositions and...
Patent number
5,196,224
Issue date
Mar 23, 1993
Naarden International N.V.
Henry L. A. Van den Heuvel
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Patent Grant
Perfume compositions and perfumed products which contain an alkyl 2...
Patent number
4,749,682
Issue date
Jun 7, 1988
Naarden International N.V.
Pieter J. De Valois
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...