Patents by Inventor William L. Schreiber

William L. Schreiber has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4208297
    Abstract: Described is a process for augmenting or enhancing the aroma of a solid or liquid anionic, cationic or nonionic detergent comprising the step of intimately admixing with a solid or liquid cationic, anionic or nonionic detergent base and aroma augmenting or enhancing quantity of at least oxyhydrocarbylnorbornane having the structure: ##STR1## wherein X is carbonyl or carbinyl having the structures, respectively: ##STR2## and wherein at least one of the dashed lines is a carbon-carbon single bond and the other of the dashed lines is a carbon-carbon single bond or a carbon-carbon double bond.
    Type: Grant
    Filed: April 24, 1979
    Date of Patent: June 17, 1980
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Kenneth K. Light, James M. Sanders, Manfred H. Vock, Edward J. Shuster, Joaquin Vinals, William L. Schreiber, John B. Hall, Denis E. Hruza, Sr., Venkatesh Kamath, Braja D. Mookherjee, Ching Y. Tseng, Mark A. Sprecker
  • Patent number: 4201697
    Abstract: Processes and compositions are described for the use in perfume aroma augmenting, enhancing, modifying and imparting compositions and as perfume and perfumed article aroma imparting and enhancing materials of oxyhydrocarbylnorbornanes having the structure: ##STR1## wherein X is carbonyl or carbinyl having the structures, respectively: ##STR2## and wherein at least one of the dashed lines is a carbon-carbon single bond and the other of the dashed lines is a carbon-carbon single bond or a carbon-carbon double bond. Addition of the said oxyhydrocarbylnorbornanes to consumable materials is indicated to produce in perfumes, colognes and perfumed articles, natural, sweet pine, incense, camphene-like, sweet, green, floral, fruity, dried fruity, ionone-like, orris-like and nasturtium-like aromas with dried, woody, piney, sweaty, geranic acid-like nuances.
    Type: Grant
    Filed: April 24, 1979
    Date of Patent: May 6, 1980
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Kenneth K. Light, James M. Sanders, Manfred H. Vock, Edward J. Shuster, Joaquin Vinals, William L. Schreiber, John B. Hall, Denis E. Hruza, Sr., Venkatesh Kamath, Braja D. Mookherjee, Ching Y. Tseng, Mark A. Sprecker
  • Patent number: 4198309
    Abstract: Described is a process for augmenting or enhancing the aroma of a nonionic, anionic or cationic solid or liquid detergent comprising the step of intimately admixing with a solid or liquid anionic, cationic or nonionic detergent base a composition comprising from about 80% up to about 98% of trans, trans-delta-damascone and from about 2% up to about 20% of cis, trans-delta-damascone or substantially pure trans, trans-delta-damascone.
    Type: Grant
    Filed: March 23, 1979
    Date of Patent: April 15, 1980
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Braja D. Mookherjee, Robert W. Trenkle, Richard A. Wilson, Frederick L. Schmitt, Manfred H. Vock, Edward J. Granda, Joaquin Vinals, Jacob Kiwala, William L. Schreiber
  • Patent number: 4191660
    Abstract: Processes and compositions are described for the use in cationic, anionic and nonionic detergents and soaps of 1-(3,3-dimethyl-2-norbornyl)-2-propanone (hereinafter referred to as the "norbornylpropanone derivatives") having the structure: ##STR1## (which structure is intended to cover both the "endo" and the "exo" isomers thereof). Addition of the said "norbornylpropanone derivative" to soaps and cationic, anionic and nonionic detergents is indicated to produce sweet, berry, woody, piney, mint aroma notes with a damascenone-like character and buttery and minty nuances.
    Type: Grant
    Filed: August 10, 1978
    Date of Patent: March 4, 1980
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William L. Schreiber, James N. Siano, Manfred H. Vock, Edward J. Shuster
  • Patent number: 4186150
    Abstract: Processes and compositions are described for the use in perfume aroma augmenting, enhancing, modifying and imparting compositions and as perfume and perfumed article aroma imparting and enhancing materials of oxyhydrocarbylnorbornanes having the structure: ##STR1## wherein X is carbonyl or carbinyl having the structures, respectively: ##STR2## and wherein at least one of the dashed lines is a carbon-carbon single bond and the other of the dashed lines is a carbon-carbon single bond or a carbon-carbon double bond. Addition of the said oxyhydrocarbylnorbornanes to consumable materials is indicated to produce in perfumes, colognes and perfumed articles, natural, sweet pine, incense, camphene-like, sweet, green, floral, fruity, dried fruity, ionone-like, orris-like and nasturtium-like aromas with dried, woody, piney, sweaty, geranic acid-like nuances.
    Type: Grant
    Filed: December 13, 1977
    Date of Patent: January 29, 1980
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Kenneth K. Light, James M. Sanders, Manfred H. Vock, Edward J. Shuster, Joaquin Vinals, William L. Schreiber, John B. Hall, Denis E. Hruza, Sr., Venkatesh Kamath, Braja D. Mookherjee, Ching Y. Tseng, Mark A. Sprecker
  • Patent number: 4179526
    Abstract: Processes and compositions are described for use in foodstuff flavors and as foodstuff article aroma and taste augmenting and enhancing materials of at least one alpha-substituted alkylidene methionals having the structure: ##STR1## wherein R.sub.1 or R.sub.2 is one of the moieties: ##STR2## and the other is hydrogen or methyl. Addition of one or more alpha-substituted alkylidene methionals to foodstuff flavorings or to foodstuffs is indicated to produce the following aroma and flavor characteristics, in the alternative taken together:AromaPotato;Methional-like;Green;Hydrolyzed vegetable protein-like;Chicken-like;Cabbage;Green potato;Green weedy;Broccoli-like; andGreen bean-like.FlavorPotato;Metallic;Sulfury-green;Cabbage-like;Chicken;Mushroom-like;Green-weedy;Broccoli-like; andGreen bean-like.The compounds of our invention are useful in augmenting or enhancing the flavor and aroma nuances of vegetable (including potato and cabbage) and chicken flavors.
    Type: Grant
    Filed: August 24, 1977
    Date of Patent: December 18, 1979
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Donald A. Withycombe, Anne Hruza, Manfred H. Vock, Christopher Giacino, Braja D. Mookherjee, Alan O. Pittet, William L. Schreiber
  • Patent number: 4165301
    Abstract: A process is described for providing clear extended compositions of synthetic and/or natural essential oils and/or perfumery chemicals which comprises admixing a composition of a synthetic and/or natural essential oil and/or perfumery chemical and an extender material miscible with said synthetic and/or natural essential oil and/or perfumery chemical which does not appreciably alter the aroma of the synthetic and/or natural essential oil and/or perfumery chemical insofar as its quality or strength is concerned, the proportion of synthetic and/or natural essential oil and/or perfumery chemical in extender material being from about 70% up to about 99%, said extender material being one or more "dimerization" (or "coupling") products of one or more terpenes which are monocyclic and have two carbon-carbon double bonds or which are bicyclic and have one carbon-carbon double bond or one or more hydrogenated derivatives thereof or mixtures of same.
    Type: Grant
    Filed: May 3, 1978
    Date of Patent: August 21, 1979
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Wilhelmus J. Wiegers, John B. Hall, Ira D. Hill, Robert M. Novak, Frederick L. Schmitt, Braja D. Mookherjee, Chi-Kuen Shu, William L. Schreiber
  • Patent number: 4156695
    Abstract: Described are hexahydrotetramethyl acetonaphthones and mixtures of such substituted acetonaphthones having the generic formula: ##STR1## wherein one of the dashed lines is a carbon-carbon double bond and each of the other of the dashed lines is a carbon-carbon single bond, and, specifically, the novel isomer having the structure: ##STR2## and processes for the preparation of such mixtures and said novel isomer, as well as a known single component of said mixtures and compounds useful as vetiver ingredients in perfumes and perfumed articles.
    Type: Grant
    Filed: March 7, 1978
    Date of Patent: May 29, 1979
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William L. Schreiber, James N. Siano, Edward J. Shuster
  • Patent number: 4156029
    Abstract: Described are mixtures of cis and trans isomers of 2-[(methylthio)methyl]-3-phenyl-2-propenal having the structures: ##STR1## The ratio of cis to trans isomer being from 7:3 up to 9.5:0.5 wherein augmenting and enhancing the flavors and aroma of meat extract, meat, hydrolyzed vegetable protein, nut and chocolate flavored foodstuff by augmenting or enhancing the sweet, meat extract like, hydrolyzed vegetable protein like and beef broth like aroma and sweet, meat extract like, hydrolyzed vegetable protein like, beef broth like, and monosodium glutamate like flavor characteristics with mouthfeel effects.
    Type: Grant
    Filed: May 3, 1978
    Date of Patent: May 22, 1979
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Donald A. Withycombe, Anne Hruza, Manfred H. Vock, Christopher Giacino, Braja D. Mookherjee, Alan O. Pittet, William L. Schreiber
  • Patent number: 4154766
    Abstract: Processes and compositions are described for use in foodstuff flavors and as foodstuff article aroma and taste augmenting and enhancing materials of at least one alpha-substituted alkylidene methionals having the structure: ##STR1## wherein R.sub.1 or R.sub.2 is one of the moieties: ##STR2## AND THE OTHER IS HYDROGEN OR METHYL. Addition of one or more alpha-substituted alkylidene methionals to foodstuff flavorings or to foodstuffs is indicated to produce the following aroma and flavor characteristics, in the alternative taken together:AromaPotato;Methional-like;Green;Hydrolyzed vegetable protein-like;Chicken-like;Cabbage;Green potato;Green weedy;Broccoli-like; andGreen bean-like.FlavorPotato;Metallic;Sulfury-green;Cabbage-like;Chicken;Mushroom-like;Greeen-weedy;Broccoli-like; andGreen bean-like.The compounds of our invention are useful in augmenting or enhancing the flavor and aroma nuances of vegetable (including potato and cabbage) and chicken flavors.
    Type: Grant
    Filed: August 24, 1977
    Date of Patent: May 15, 1979
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Donald A. Withycombe, Anne Hruza, Manfred H. Vock, Christopher Giacino, Braja Dulal Mookherjee, Alan O. Pittet, William L. Schreiber
  • Patent number: 4153811
    Abstract: Described for use in augmenting or enhancing the organoleptic properties of foodstuffs, chewing gums, toothpastes, medicinal products, tobaccos, perfumes and perfumed articles are one or more hydroxy alkenyl norbornane derivatives having one of the structures: ##STR1##
    Type: Grant
    Filed: December 13, 1977
    Date of Patent: May 8, 1979
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Kenneth K. Light, James M. Sanders, Manfred H. Vock, Edward J. Shuster, Joaquin Vinals, William L. Schreiber, John B. Hall, Denis E. Hruza, Sr., Venkatesh Kamath, Braja D. Mookherjee, Ching Y. Tseng, Mark A. Sprecker
  • Patent number: 4153568
    Abstract: Norbornane derivatives are used in soaps. Specifically, mixture of 2-(2-butenoyl)-3,3-dimethylnorbornane; 2-(3-butenoyl)-3,3-dimethylnorbornane and .alpha.-allyl-3,3-dimethyl-2-norbornanemethanol are used.
    Type: Grant
    Filed: December 13, 1977
    Date of Patent: May 8, 1979
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Kenneth K. Light, James M. Sanders, Manfred H. Vock, Edward J. Shuster, Joaquin Vinals, William L. Schreiber, John B. Hall, Denis E. Hruza, Sr., Venkatesh Kamath, Braja D. Mookherjee, Ching Y. Tseng, Mark A. Sprecker
  • Patent number: 4151309
    Abstract: Processes and compositions are described for the use in foodstuff, chewing gum, toothpaste and medicinal product flavor and aroma augmenting, modifying, enhancing and imparting compositions and as foodstuff, chewing gum, toothpaste and medicinal product aroma imparting materials of one or more substituted norbornane derivatives or mixtures of the same as follows:______________________________________ STRUCTURE OF COMPOUND NAME OF COMPOUND ______________________________________ Mixture of "cis" and "trans" isomers of ##STR1## 2(2-butenoyl)-3,3-dimethyl- norbornane ##STR2## 2-(3'-butenoyl)-3,3-di- methyl-norbornane Mixture of "cis" and "trans" isomers of ##STR3## endo-2(2'-butenoyl)-3,3- dimethyl-5-norbornene ##STR4## 3,3-dimethyl-2-(4'- pentenoyl)-norbornane Mixture of ##STR5## Mixture of 3,3-dimethyl- 2(4'-methyl-4'-pentenoyl)- norbornane and 3,3- dimethyl-2-acetyl- 2(2'-methyl-2'- pro- penyl)-norbornane and ##STR6## Mixture of ##STR7## Mixture of 3,3-dimethyl-2- (4'-methyl -2'-pentenoyl)- orbornane; 3,3-dime
    Type: Grant
    Filed: December 13, 1977
    Date of Patent: April 24, 1979
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Kenneth K. Light, James M. Sanders, Manfred H. Vock, Edward J. Shuster, Joaquin Vinals, William L. Schreiber, John B. Hall, Denis E. Hruza, Sr., Venkatesh Kamath, Braja D. Mookherjee, Ching Y. Tseng, Mark A. Sprecker
  • Patent number: 4148826
    Abstract: Described for the use in foodstuff, chewing gum, toothpaste and medicinal product flavor and aroma, tobacco flavor and aroma and perfume aroma augmenting, modifying, enhancing and imparting compositions and as foodstuff, chewing gum, toothpaste, medicinal product, tobacco, perfume and perfumed article aroma imparting materials are one or more alkenyl or alkylidene norbornyl ketone derivatives having the generic structure: ##STR1## wherein R is C.sub.3 -C.sub.5 alkenyl or C.sub.3 -C.sub.5 alkylidene and the dashed lie is a carbon-carbon single bond or a carbon-carbon double bond, specifically the compounds having the structures: ##STR2## and products produced according to the process of reacting 2-acetyl-3,3-dimethyl-5-norbornene with a complex of N-methylaniline and an alkyl magnesium halide to form a grinard salt of 2-acetyl-3,3-dimethyl-5-norbornene having the structure: ##STR3## said reacting being carried out from -5.degree. C. up to about 40.degree. C.
    Type: Grant
    Filed: December 13, 1977
    Date of Patent: April 10, 1979
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Kenneth K. Light, James M. Sanders, Manfred H. Vock, Edward J. Shuster, Joaquin Vinals, William L. Schreiber, John B. Hall, Denis E. Hruza, Sr., Venkatesh Kamath, Braja D. Mookherjee, Ching Y. Tseng, Mark A. Sprecker
  • Patent number: 4143074
    Abstract: Compounds of the formula ##STR1## wherein R is ethyl, n-propyl or n-butyl, having organoleptic properties are disclosed.
    Type: Grant
    Filed: December 13, 1977
    Date of Patent: March 6, 1979
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Kenneth K. Light, James M. Sanders, Manfred H. Vock, Edward J. Shuster, Joaquin Vinals, William L. Schreiber, John B. Hall, Denis E. Hruza, Sr., Venkatesh Kamath, Braja D. Mookherjee, Ching Y. Tseng, Mark A. Sprecker
  • Patent number: 4136208
    Abstract: Norbornane Derivatives are used in foodstuffs and flavorings. Specifically, 3,3-dimethyl-2-pentanoylnorbornane and 2-butyrl-3,3-dimethylnorbornane are used.
    Type: Grant
    Filed: December 13, 1977
    Date of Patent: January 23, 1979
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Kenneth K. Light, James M. Sanders, Manfred H. Vock, Edward J. Shuster, Joaquin Vinals, William L. Schreiber, John B. Hall, Denis E. Hruza, Sr., Venkatesh Kamath, Braja D. Mookherjee, Ching Y. Tseng, Mark A. Sprecker
  • Patent number: 4136120
    Abstract: A process is disclosed comprising adding a compound, 2-acetyl-3,3-dimethyl-5-norbornene having the structure: ##STR1## to acetaldehyde according to the reaction sequence: ##STR2## whereby a compound having the structure: ##STR3## is formed useful as an organoleptic.
    Type: Grant
    Filed: December 13, 1977
    Date of Patent: January 23, 1979
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Kenneth K. Light, James M. Sanders, Manfred H. Vock, Edward J. Schuster, Joaquin Vinals, William L. Schreiber, John B. Hall, Denis E. Hruza, Sr., Venkatesh Kamath, Braja D. Mookherjee, Ching Y. Tseng, Mark A. Sprecker
  • Patent number: 4130587
    Abstract: Disclosed are compounds of the formula ##STR1## wherein the wavy line represents a carbon-carbon single or double bond, possessing organoleptic properties.
    Type: Grant
    Filed: December 13, 1977
    Date of Patent: December 19, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Kenneth K. Light, James M. Sanders, Manfred H. Vock, Edward J. Shuster, Joaquin Vinals, William L. Schreiber, John B. Hall, Denis E. Hruza, Sr., Venkatesh Kamath, Braja D. Mookherjee, Ching Y. Tseng, Mark A. Sprecker
  • Patent number: 4129569
    Abstract: Described are intermediate mixtures of cyclic oxazo derivatives having the generic structure: ##STR1## wherein one of the dashed lines is a carbon carbon double bond and the other two dashed lines are carbon carbon single bonds and n is 0 or 1; R.sub.1, R.sub.2 and R.sub.6 are each the same or different and each represents hydrogen or C.sub.1 -C.sub.3 lower alkyl; and R.sub.3, R.sub.4 and R.sub.5 are each the same or different and each represents hydrogen or methyl; as well as the precursor oxazo derivative having the structure: ##STR2## Such oxazo derivatives have as their primary use intermediates in reactions whereby mixtures of dihydro alpha ionone, dihydro beta ionone and dihydro gamma ionone or homologues thereof are produced.
    Type: Grant
    Filed: June 16, 1977
    Date of Patent: December 12, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William L. Schreiber, James N. Siano, John B. Hall
  • Patent number: 4126569
    Abstract: Norbornane derivatives are used in soaps and detergents. Specifically, ##STR1## are used.
    Type: Grant
    Filed: December 13, 1977
    Date of Patent: November 21, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Kenneth K. Light, James M. Sanders, Manfred H. Vock, Edward J. Shuster, Joaquin Vinals, William L. Schreiber, John B. Hall, Denis E. Hruza, Sr., Venkatesh Kamath, Braja D. Mookherjee, Ching Y. Tseng, Mark A. Sprecker