Harmannus Boelens

Person

Huizen, NL

People

Patents Grantslast 30 patents

Information Patent Grant
Perfume compositions as well as perfumed articles and materials con...
- Patent number 4,459,224
- Issue date Jul 10, 1984
- Naarden International N.V.
- Antonius J. A. van der Weerdt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Perfume compositions and perfumed articles containing esters of sub...
- Patent number 4,442,025
- Issue date Apr 10, 1984
- Naarden International, N.V.
- Harmannus Boelens
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Novel acyl-polyalkylindan compounds and the use thereof as a base f...
- Patent number 4,352,748
- Issue date Oct 5, 1982
- Naarden International N.V.
- Petrus C. Traas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Perfume compositions containing 3,3-dimethylbicyclo-[2,2,1]-heptane...
- Patent number 4,288,349
- Issue date Sep 8, 1981
- Naarden International N.V.
- Harmannus Boelens
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Method for the preparation of fragrances, and method for the prepar...
- Patent number 4,235,824
- Issue date Nov 25, 1980
- Naarden International N.V.
- Petrus C. Traas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Perfume compositions containing 8 allyl-8-hydroxytricyclo [5,21,0.s...
- Patent number 4,147,671
- Issue date Apr 3, 1979
- Naarden International, N.V.
- Harmannus Boelens
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
8-Allyl-8-hydroxytricyclo-[5,2,1,0.sup.2,6 ] decane
- Patent number 4,124,771
- Issue date Nov 7, 1978
- Naarden International, N.V.
- Harmannus Boelens
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Perfume compositions
- Patent number 4,057,515
- Issue date Nov 8, 1977
- N.V. Chemische Fabriek "Naarden"
- Harmannus Boelens
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Preparing perfumed compositions containing 8-allyl-8-hydroxytricycl...
- Patent number 4,057,516
- Issue date Nov 8, 1977
- Naarden International, N.V.
- Harmannus Boelens
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Preparation of 4-methoxybenzonitrile perfume compositions
- Patent number 4,040,986
- Issue date Aug 9, 1977
- Naarden International N.V.
- Harmannus Boelens
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Methyl-N-(2-methyl-pentylidene)-anthranilate for perfume and flavor...
- Patent number 3,974,201
- Issue date Aug 10, 1976
- Naarden International, N.V.
- Harmannus Boelens
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES

Harmannus Boelens

Person

Patents Grantslast 30 patents

Perfume compositions as well as perfumed articles and materials con...

Perfume compositions and perfumed articles containing esters of sub...

Novel acyl-polyalkylindan compounds and the use thereof as a base f...

Perfume compositions containing 3,3-dimethylbicyclo-[2,2,1]-heptane...

Method for the preparation of fragrances, and method for the prepar...

Perfume compositions containing 8 allyl-8-hydroxytricyclo [5,21,0.s...

8-Allyl-8-hydroxytricyclo-[5,2,1,0.sup.2,6 ] decane

Perfume compositions

Preparing perfumed compositions containing 8-allyl-8-hydroxytricycl...

Preparation of 4-methoxybenzonitrile perfume compositions

Methyl-N-(2-methyl-pentylidene)-anthranilate for perfume and flavor...