Willem Lenselink

Person

Voorthuizen, NL

People

Patents Grantslast 30 patents

Information Patent Grant
Chemical compounds and perfume compositions
- Patent number 6,645,932
- Issue date Nov 11, 2003
- PFW Aroma Chemical B.V.
- Willem Lenselink
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Chemical compounds and perfume composition
- Patent number 6,319,889
- Issue date Nov 20, 2001
- PFW Aroma Chemicals B.V.
- Willem Lenselink
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Mixtures of acetylpolyalkylindanes and acetylpolyalkyltetralines
- Patent number 5,362,715
- Issue date Nov 8, 1994
- PFW Aroma Chemicals B.V.
- Amnon M. Cohen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tricyclo{6.2.1.0.sup.1,6 }undecanes useful as fragrance chemicals
- Patent number 5,015,761
- Issue date May 14, 1991
- PFW(Nederland)B.V.
- Willem Lenselink
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Nitriles useful in perfume
- Patent number 5,011,970
- Issue date Apr 30, 1991
- PFW(Nederland)B.V.
- Willem Lenselink
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Nitriles and use as perfume chemicals
- Patent number 4,456,561
- Issue date Jun 26, 1984
- Polak's Frutal Works, B.V.
- Willem Lenselink
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Menthene nitriles and use as perfume chemicals
- Patent number 4,336,204
- Issue date Jun 22, 1982
- Polak's Frutal Works, B.V.
- Willem Lenselink
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Novel nitriles and use as perfume chemicals
- Patent number 4,235,805
- Issue date Nov 25, 1980
- Polak's Frutal Works B.V.
- Willem Lenselink
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Carane nitriles
- Patent number 4,219,449
- Issue date Aug 26, 1980
- Polak's Frutal Works B.V.
- Willem Lenselink
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Cyclic acetals and ketals and their use in perfume compositions
- Patent number 4,211,674
- Issue date Jul 8, 1980
- Polak's Frutal Works B.V.
- Willem Lenselink
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Novel chemical compounds and perfume compositions
- Publication number 20020160931
- Publication date Oct 31, 2002
- Willem Lenselink
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Fragrance composition of a cyclic ketone
- Publication number 20020123437
- Publication date Sep 5, 2002
- Frank Edward Conboy
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...

Willem Lenselink

Person

Patents Grantslast 30 patents

Chemical compounds and perfume compositions

Chemical compounds and perfume composition

Mixtures of acetylpolyalkylindanes and acetylpolyalkyltetralines

Tricyclo{6.2.1.0.sup.1,6 }undecanes useful as fragrance chemicals

Nitriles useful in perfume

Nitriles and use as perfume chemicals

Menthene nitriles and use as perfume chemicals

Novel nitriles and use as perfume chemicals

Carane nitriles

Cyclic acetals and ketals and their use in perfume compositions

Patents Applicationslast 30 patents

Novel chemical compounds and perfume compositions

Fragrance composition of a cyclic ketone