Inventor

WIEGERS WILHELMUS J

US48 patents

Patents

48 patents

US4314915AFeb 9, 1982

Uses in perfumery of ether derivatives of indanes

INT FLAVORS & FRAGRANCES INC95 citations96

US4537704AAug 27, 1985

Alkyl substituted and unsubstituted para-carboalkoxy cyclohexanones and organoleptic uses thereof

INT FLAVORS & FRAGRANCES INC21 citations82

US4681976AJul 21, 1987

Process for preparing alkyl substituted and unsubstituted para-carboalkoxy cyclohexanones

INT FLAVORS & FRAGRANCES INC18 citations74

US4668817AMay 26, 1987

Alkyl substituted para-carboalkoxy cyclohexanones

INT FLAVORS & FRAGRANCES INC6 citations74

US4643903AFeb 17, 1987

Alkyl substituted and unsubstituted para-carboalkoxy cyclohexanones and organoleptic uses thereof

INT FLAVORS & FRAGRANCES INC12 citations74

US4629805ADec 16, 1986

Alkyl substituted and unsubstituted para-carboalkoxy cyclohexanones and organoleptic uses thereof

INT FLAVORS & FRAGRANCES INC17 citations74

US4619781AOct 28, 1986

Process for preparing mixture containing 2-campholenylidenbutanol, product produced thereby and perfumery uses thereof

INT FLAVORS & FRAGRANCES INC8 citations74

US4614831ASep 30, 1986

Process for preparing alkyl substituted para-carboalkoxy cyclohexanones

INT FLAVORS & FRAGRANCES INC15 citations74

US4568470AFeb 4, 1986

Use of macrocyclic lactone in augmenting or enhancing aroma or taste of consumable materials

INT FLAVORS & FRAGRANCES INC12 citations74

US4541950ASep 17, 1985

Use of macrocyclic lactone in augmenting or enhancing aroma or taste of consumable materials

INT FLAVORS & FRAGRANCES INC8 citations74

US4525364AJun 25, 1985

Macrocyclic carbonates, processes for preparing same, organoleptic uses thereof and intermediates used in said process

INT FLAVORS & FRAGRANCES INC6 citations74

US4490404ADec 25, 1984

Flavoring with macrocyclic lactone

INT FLAVORS & FRAGRANCES INC8 citations74

US4301076ANov 17, 1981

Isochroman musk compounds and organoleptic uses thereof

INT FLAVORS & FRAGRANCES INC6 citations74

US4265818AMay 5, 1981

Indane alkanols and tricyclic isochromans and organoleptic uses thereof

INT FLAVORS & FRAGRANCES INC10 citations74

US4250200AFeb 10, 1981

Flavoring with a mixture of isochroman musk compounds

INT FLAVORS & FRAGRANCES INC9 citations74

US4199481AApr 22, 1980

Acetylated alpha methyl styrene dimers or derivatives in perfumes

INT FLAVORS & FRAGRANCES INC8 citations74

US4170576AOct 9, 1979

Uses of mixtures of alpha methyl styrene dimers and terpene dimers in perfumery processes and products

INT FLAVORS & FRAGRANCES INC8 citations74

US4165301AAug 21, 1979

Uses of terpene dimers in perfumery processes and products

INT FLAVORS & FRAGRANCES INC18 citations74

US4131557ADec 26, 1978

Soap composition

INT FLAVORS & FRAGRANCES INC7 citations74

US4914083AApr 3, 1990

Oxy-substituted-2-phenyl pyran derivatives and process for preparing same and perfumery uses thereof

INT FLAVORS & FRAGRANCES INC8 citations73

US4608193AAug 26, 1986

Isochroman derivatives and organoleptic uses thereof

INT FLAVORS & FRAGRANCES INC10 citations68

US4666629AMay 19, 1987

Process for preparing mixture containing 2-campholenylidenbutanol, product produced thereby and perfumery uses thereof

INT FLAVORS & FRAGRANCES INC2 citations63

US4620039AOct 28, 1986

Norbornylbutadiene-acrolein adducts

INT FLAVORS & FRAGRANCES INC3 citations63

US4604232AAug 5, 1986

Methyl-substituted cyclohexenyl acetaldehydes, organoleptic uses thereof, processes for producing same and intermediates useful therein

INT FLAVORS & FRAGRANCES INC6 citations63

US4604487AAug 5, 1986

Process for preparing phenyl alkanol and perfumery uses of resulting product

INT FLAVORS & FRAGRANCES INC5 citations63

US4560500ADec 24, 1985

Norbornylbutadiene-acrolein adducts, process for preparing same and perfumery uses thereof

INT FLAVORS & FRAGRANCES INC2 citations63

US4554096ANov 19, 1985

Perfumery uses of phenyl alkanols

INT FLAVORS & FRAGRANCES INC2 citations63

US4549983AOct 29, 1985

Process for preparing phenyl alkanol and perfumery uses of resulting product

INT FLAVORS & FRAGRANCES INC5 citations63

US4546208AOct 8, 1985

Process for preparing phenyl alkanols and perfumery uses of resulting products

INT FLAVORS & FRAGRANCES INC4 citations63

US4536299AAug 20, 1985

Perfuming with a macrocyclic carbonate

INT FLAVORS & FRAGRANCES INC2 citations63

US4515712AMay 7, 1985

Macrocyclic carbonates and organoleptic uses thereof

INT FLAVORS & FRAGRANCES INC4 citations63

US4315951AFeb 16, 1982

Flavoring with indane alkanols and tricyclic isochromans

INT FLAVORS & FRAGRANCES INC2 citations63

US4308412ADec 29, 1981

Indane alkanols and tricyclic isochromans and organoleptic uses thereof

INT FLAVORS & FRAGRANCES INC4 citations63

US4292193ASep 29, 1981

Isochroman musk compounds and organoleptic uses thereof

INT FLAVORS & FRAGRANCES INC3 citations63

US4524783AJun 25, 1985

Alkanoic acid esters of 3,4,5,6,6-pentamethyl heptanol-2 and alkyl homologues thereof; process for preparing same and organoleptic uses thereof

INT FLAVORS & FRAGRANCES INC2 citations62

US5241089AAug 31, 1993

Polyhydrodimethylnaphthalene spirofuran derivatives, organoleptic uses thereof and process for preparing same

INT FLAVORS & FRAGRANCES INC0 citations52

US5219835AJun 15, 1993

Polyhydrodimethylnaphthalene spirofuran derivatives, organoleptic uses thereof and process for preparing same

INT FLAVORS & FRAGRANCES INC1 citations52

US4666630AMay 19, 1987

Perfumery uses of norbornylbutadiene-acrolein adducts

INT FLAVORS & FRAGRANCES INC1 citations52

US4559168ADec 17, 1985

Use of macrocyclic lactone in augmenting or enhancing aroma or taste of consumable materials

INT FLAVORS & FRAGRANCES INC1 citations52

US4534890AAug 13, 1985

Uses of para-acyloxycyclohexyl alkylcarboxylates in augmenting or enhancing the organoleptic properties of consumable materials

INT FLAVORS & FRAGRANCES INC0 citations52

US4265836AMay 5, 1981

Process for producing cis-pent-2-enyl-1-chloride

INT FLAVORS & FRAGRANCES INC1 citations52

US4142998AMar 6, 1979

Uses of alpha methyl styrene dimers in perfumery processes and products

INT FLAVORS & FRAGRANCES INC1 citations52

US4569771AFeb 11, 1986

Use of mixture comprising acetric or propionic acid esters of ortho methyl phenyl isopropanol and specified perfume compounds in augmenting or enhancing the aroma of a detergent or fabric softening article

INT FLAVORS & FRAGRANCES INC0 citations42

US4295978AOct 20, 1981

Use of isochroman musk compounds in augmenting or enhancing the aroma of dryer-added fabric softener articles

INT FLAVORS & FRAGRANCES INC0 citations42

WIEGERS WILHELMUS J

Patents

Uses in perfumery of ether derivatives of indanes

Alkyl substituted and unsubstituted para-carboalkoxy cyclohexanones and organoleptic uses thereof

Process for preparing alkyl substituted and unsubstituted para-carboalkoxy cyclohexanones

Alkyl substituted para-carboalkoxy cyclohexanones

Alkyl substituted and unsubstituted para-carboalkoxy cyclohexanones and organoleptic uses thereof

Alkyl substituted and unsubstituted para-carboalkoxy cyclohexanones and organoleptic uses thereof

Process for preparing mixture containing 2-campholenylidenbutanol, product produced thereby and perfumery uses thereof

Process for preparing alkyl substituted para-carboalkoxy cyclohexanones

Use of macrocyclic lactone in augmenting or enhancing aroma or taste of consumable materials

Use of macrocyclic lactone in augmenting or enhancing aroma or taste of consumable materials

Flavoring with a macrocyclic carbonate

Perfumery uses of esters of phenyl alkanols

Di(7-octenyl) carbonate

Perfumery uses of phenyl alkanols

Macrocyclic carbonates, processes for preparing same, organoleptic uses thereof and intermediates used in said process

Flavoring with macrocyclic lactone

Isochroman musk compounds and organoleptic uses thereof

Indane alkanols and tricyclic isochromans and organoleptic uses thereof

Flavoring with a mixture of isochroman musk compounds

Acetylated alpha methyl styrene dimers or derivatives in perfumes

Uses of mixtures of alpha methyl styrene dimers and terpene dimers in perfumery processes and products

Uses of terpene dimers in perfumery processes and products

Soap composition

Oxy-substituted-2-phenyl pyran derivatives and process for preparing same and perfumery uses thereof

Isochroman derivatives and organoleptic uses thereof

Process for preparing mixture containing 2-campholenylidenbutanol, product produced thereby and perfumery uses thereof

Norbornylbutadiene-acrolein adducts

Methyl-substituted cyclohexenyl acetaldehydes, organoleptic uses thereof, processes for producing same and intermediates useful therein

Process for preparing phenyl alkanol and perfumery uses of resulting product

Norbornylbutadiene-acrolein adducts, process for preparing same and perfumery uses thereof

Perfumery uses of phenyl alkanols

Process for preparing phenyl alkanol and perfumery uses of resulting product

Process for preparing phenyl alkanols and perfumery uses of resulting products

Perfuming with a macrocyclic carbonate

Macrocyclic carbonates and organoleptic uses thereof

Flavoring with indane alkanols and tricyclic isochromans

Indane alkanols and tricyclic isochromans and organoleptic uses thereof

Isochroman musk compounds and organoleptic uses thereof

Alkanoic acid esters of 3,4,5,6,6-pentamethyl heptanol-2 and alkyl homologues thereof; process for preparing same and organoleptic uses thereof

Polyhydrodimethylnaphthalene spirofuran derivatives, organoleptic uses thereof and process for preparing same

Polyhydrodimethylnaphthalene spirofuran derivatives, organoleptic uses thereof and process for preparing same

Perfumery uses of norbornylbutadiene-acrolein adducts

Use of macrocyclic lactone in augmenting or enhancing aroma or taste of consumable materials

Uses of para-acyloxycyclohexyl alkylcarboxylates in augmenting or enhancing the organoleptic properties of consumable materials

Process for producing cis-pent-2-enyl-1-chloride

Uses of alpha methyl styrene dimers in perfumery processes and products

Use of mixture comprising acetric or propionic acid esters of ortho methyl phenyl isopropanol and specified perfume compounds in augmenting or enhancing the aroma of a detergent or fabric softening article

Use of isochroman musk compounds in augmenting or enhancing the aroma of dryer-added fabric softener articles