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Search The U. S. Patent Database

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BASF Patents -1976-2005

H&R (Symrise) Patents - 1976-2004

Quest Patents -1976-2005

Dragoco (Symrise) Patents - 1976-2005

Henkel Fragrance Patents - 1976-2005

Symrise Patents - 2004-2005

Firmenich Patents - 1996-2005

IFF Patents - 1996-2005

Takasago Patents - 1996-2005

Firmenich Patents - 1991-1995

IFF Patents - 1991-1995

Takasago Patents - 1991-1995

Firmenich Patents - 1986-1990

IFF Patents - 1986-1990

Takasago Patents - 1986-1990

Firmenich Patents - 1981-1985

IFF Patents - 1981-1985

Takasago Patents - 1976-1985

Firmenich Patents - 1976-1980

IFF Patents - 1976-1980

Unilever Patents - 1976-2004

Givaudan Patents - 1991-2005

IFF/Union Camp Patents- 1976-1998

Others:

Givaudan Patents - 1981-1990

Kao F&F Patents -1976-2005

Nippon Zeon, Mane, Robertet

Givaudan Patents - 1976-1980

Millennium Patents - 1976-2005

FD&O, Taste-Maker (Givaudan)

Nestle Patents - 1976-2005

Symrise (Haarmann & Reimer) - US Patents, 1976-2003 as of September 23, 2003

PAT. NO.

Title

6,624,330

Method for stabilizing phenylacetaldehyde

6,624,125

Care agents

6,573,391

1,4-Dioxacylcloalkane-2-one and 1,4-dioxacycloalkene-2-one

6,566,562

Process for the preparation of isolongifolanol

6,551,605

Diesters or polyesters of naphthalene dicarboxylic acid as solubilizer/stabilizer for retinoids

6,547,172

Chewing apparatus

6,538,154

Process for the preparation of cinnamic esters

6,531,625

Cinnamic esters

6,524,831

Synthetic enzymes for the production of coniferyl alcohol, coniferylaldehyde, ferulic acid, vanillin and vanillic acid and their use

6,518,451

Diesters of naphthalene dicarboxylic acid

6,512,126

Process for preparing mint lactone

6,506,368

Process for producing blue microcapsules

6,489,520

Process for the preparation of cis-2-tertiary-butylcyclohexanol by catalytic hydrogenation of 2-tertiary-butylphenol

6,462,203

Process for the preparation of dihydrocoumarin by hydrogenating coumarin

6,458,972

Process for the preparation of macrocyclic esters

6,451,565

Method of producing .gamma.-decalactone using Yarrowia lipolytica strain HR 145 (DSM 12397)

6,441,242

Process for the preparation of benzylacetone

6,420,334

Tetracyclic acetals

6,399,810

Process for the preparation of methyl cyclohexyl-propionate

6,395,260

Topical cosmetic compositions comprising benzaldoximes

6,392,054

4-alkanoyl-3-thiazolines and their use as odorants and flavorings

6,331,655

Process for the preparation of aromatic carbonyl compounds from styrenes

6,329,562

Separation process for separating cycloalkenes having at least 2 double bonds from a reaction mixture

6,322,838

Mint and/or fruit flavor compositions

6,315,966

Crystallization process and device

6,313,306

N-(2-Mercaptoethyl)-1,3-thiazolidines and their use as odorants and flavorings

6,265,611

Hydroxymandelic acid amides of phenolic amines

6,258,963

Benzylidene-.gamma.-butyrolactones, process for their preparation and their use as UV absorber

6,252,120

Process for the preparation of 2,4,4,7-tetramethyl-oct-6-en-3-one and its use as an aroma substance

6,222,076

Process for the preparation of substituted cycloketones

6,153,770

Furfurylthioalkanes, a process for their preparation and their use

6,153,175

Indanylidene compounds, a process for their preparation and their use as UV absorbers

6,140,303

Fragrance-containing preparation

6,133,003

Process for the preparation of vanillin and microorganisms suitable therefor

6,117,365

Phenolic acid amides of hydroxy-substituted benzylamines

6,072,077

5-Z-octenyl esters, process for their preparation and their use

6,042,814

Sulphonic acids and their use as UV absorbers

6,039,939

N-acyl-hydroxyamino acid esters and their use

6,037,473

Use of substituted benzazoles as UV absorbers, new benzazoles and processes for their preparation

6,034,268

8-Ocimenyl esters and fragrances and flavors containing the same

6,008,185

Macrocyclic lactones as musk fragrance enhancers

5,976,863

Process for the preparation of substituted methoxyphenols and microorganisms suitable for this purpose

5,972,878

Use of substituted 2-acetylbenzofurans as odoriferous substances

5,968,535

Denaturant for ethanol

5,965,066

Indanylidene compounds, a process for their preparation and their use as UV absorbers

5,961,960

Use of substituted benzazoles as UV absorbers, new benzazoles and processes for their preparation

5,961,707

Alcohol-containing granules

5,951,970

Drying composition comprising an odoriferous substance

5,874,398

Ethylvanillin isobutyrate

5,830,846

Use of 3-acylthiohexyl esters as aroma and odoriferous substances

5,783,725

Stabilized lactic acid menthyl ester

5,756,821

Open-chain olefinically unsaturated compounds, processes for their preparation and their use as aroma substances

5,753,473

Process for the preparation of trans-2, cis-4-decadienoic acid ethyl ester

5,703,123

Method for causing a physiological cooling effect to the skin or mucosa involving the application of carbonic acid esters

5,620,569

Process for the photooxidation of terpene olefins

5,585,091

Use of benzazoles UV absorbers, new benzazoles and a process for their preparation

5,527,519

Finely divided, highly pure neutral zinc oxide powder, a process for its preparation and its use

5,510,252

Process for the preparation of substituted methoxyphenols and microorganisms suitable for this purpose


Pat. No.

Title (1991-1995)

5468627

Process of preparing butyric acid or 2- or 3-methylbutyric acid by oxidizing the corresponding butanols with gluconobacter roseus IAM 1841 or IFO 3990

5466827

Use of thioalkanediones as aroma substances

5451694

Process for preparing substituted 2-cyanocinnamic esters

5449824

Recovery of organic acid salts from impure process streams by addition of bases

5371013

Process for the preparation of substituted methoxyphenols and microorganisms suitable for this purpose

5344994

Process for the preparation of coniferyl aldehyde

5319104

Derivatives of cyclic lactones, a process for their preparation and a process for the preparation of 15-pentadecanolide and its homologues

5266592

Compositions which have a physiological cooling effect, and active compounds suitable for these compositions

5250299

Synergistic antimicrobial compositions

5248831

Ethers of 1-hydroxy-hex-5-en-2-one, processes for their preparation and their use as odoriferous substances

5212153

Cyclopentyl-cyanomethyl-cyclopentenes, process for their preparation and their use as odoriferous substances

5166342

Dimethylfuryl-dihydro-1,3,5-dithiazines

5145703

Thio-alkanones, process for their preparation and their use

5105005

Alkadienenitriles, process for their preparation and their use

5104799

Method for the production of granular citric acid and salts thereof

5045459

Method for the production of granular citric acid

5043176

Synergistic antimicrobial compositions

5041645

Method for the preparation and recovery of alkali metal citrates

5017388

Process for the preparation of vanillin

5015487

Use of lanthionines for control of post-processing contamination in processed meat

5015418

Acyl malate diesters

4988526

Hemimercaptals, processes for their preparation, and edible compositions containing same

Pat. No.

Title (1986-1990)

4971798

Hard confections containing hydrogenated isomaltulose and medicinally active ingredient

4971669

Process and device for the continuous vaporiation of volatile active compounds

4965081

Dry mix suitable for the preparation of a puffable food product, processes for the use thereof, and the puffable and/or puffed foods products so produced

4956286

Process for the preparation of esters

4885179

Method of making fibrous protein xanthan gum complexes

4853368

Methylcyclododecatri-2,5,9-en-1-ols, a process for their preparation, and their use

4820449

Cleaning block for flush toilet tanks

4814322

Scents, and scent compositions containing them

4804544

Chewing gum with biscuit-like texture

4801470

Foodstuffs containing starch of a waxy shrunken-2 genotype

4767849

Starch of the wxsh1 genotype and products produced therefrom

4762726

Shelf stable acid food dressings containing fibrous protein complexes

4753791

Dental-care composition using precipitated silica

4724152

Low fat cream cheese product and method for making

4710392

Flavoring with oct-2-en-4-ol

4705679

Transparent dental care composition

4704391

Pyridazinones, and pharmaceutical preparations thereof

4704270

Opaque dental-care composition

4699908

Alkyl substituted pyridazinones and pharmaceutical compositions

4668433

Novel derivatives of 6-hydroxyhexanoates as fragrance ingredients

4664907

Dental-care composition

4654340

Pyridazinones, pharmaceutical preparations containing these compounds, and the use thereof

4654168

Use of 5-methyl-hept-2-en-4-one as a fragrance and/or flavor

4647662

Unsymmetrical dihydrodithiazines, and their use as fragrances and flavorings

4643850

Silane modified ester mixtures, a method for their preparation, and their use in pharmaceutical and cosmetic preparations

4638096

Process of preparing hydroxyarylaldehydes and catalyst therefor

4632837

Process for the production of concentrated extracts from plants

4629789

Alkyl substituted pyridazinones and pharmaceutical compositions

4626537

Guanidines, pharmaceutical compositions and use

4624951

Substituted pyridazinones, pharmaceutical preparations containing these compounds, and the use thereof

4613599

Method of treating thrombotic disease with pyridazinones

4599457

Process of preparing hydroxyarylaldehydes

4592488

Method for the preparation of chemotherapeutic compositions for the treatment of periodontal disease, compositions therefor and use thereof

4582634

Use in augmenting or enhancing the aroma of perfume compositions, colognes and perfumed articles of 1-phenylpenten-4-one-1 and methyl homologues thereof

4563365

Flavoring with 5-methyl-hept-2-en-4-one

4563360

Edible xanthan gum-protein fibrous complexes

Pat. No.

Title (1981-1986)

4562067

Preparation of novel dibenzoylmethane derivative sunscreen agents

4528124

Aliphatic dicarboxylic acid esters as scents

4523023

Preparation of isochromane derivatives

4455295

N-(p-Sulfophenyl) cinnamamide as sunscreen agent

4451565

Enzyme-mediated synthesis of esters and lactones

4407740

Di- and Tetra-hydrobenzofuranones as scents and aroma substances

4396523

1-Phenyl-and-benzyl-2,2-dichloro-cyclopropanes

4263459

3-Methyl-aldehydes, processes for their preparation and their use as odorants

Pat. No.

Title (1976-1980)

4193934

Nitriles with odorant properties

4192959

Process for the preparation of pure 2-hydroxybenzyl alcohol, pure 4-hydroxybenzyl alcohol or a mixture of both hydroxy-benzyl alcohols

4190583

Process for the preparation of 3,4-methylenedioxymandelic acid

4163759

Process for preparing aromatic hydroxyaldehydes

4154769

Process for the production of 2-alkoxy-4-propen-1-yl-phenols

4153810

Process for the preparation of alkyl ethers

4110430

A method of deodorizing

4071564

Process for the production of 2-alkoxy-4-alkenyl phenols

4026951

Process for the production of anethole

4026929

Selective extraction of glyoxylic acid from aqueous mixture with glyoxal

4014938

4-Tricyclo[5,2,1,0.sup.2,6 ]decyl-8-butanal

3943181

Separating optically pure d-l-isomers of menthol, neomenthol and isomenthol


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Odour Thresholds

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Aldehydes - GRAS: Odor Properties and Molecular Visualization
Alkenols: Odor Properties and Molecular Visualization
Burnt Sugar Notes: Odor Properties and Molecular Visualization
delta-Lactones - GRAS: Odor Properties and Molecular Visualization
Esters - GRAS: Odor Properties and Molecular Visualization
gamma-Lactones - GRAS: Odor Properties and Molecular Visualization
Pyrazines - GRAS: Odor Properties and Molecular Visualization
Odor Thesholds of GRAS Flavor Chemicals
Olfaction - A Review

Carotenoids- Precursors of Important Fragrance & Flavor Constituents
Boronia - Aromas from Carotenoids
Saffron - Aromas from Carotenoids
Rose - Aromas from Carotenoids
Osmanthus - Aromas from Carotenoids
Tobacco - Aromas from Carotenoids
Lycopene - The Ultimate Phytochemical Nutraceutical?

Smoke Flavor I. -The Flavor of Hardwood Smoke
Smoke Flavor II. - Dark Fire-Cured Tobacco