Patents by Inventor Jacob Kiwala

Jacob Kiwala 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: 4332970
    Abstract: Processes and compositions are described for the use in foodstuff flavor and aroma, tobacco flavor and aroma and perfume and perfumed article aroma augmenting, modifying, altering and enhancing compositions and as foodstuff, chewing gum, toothpaste, medicinal product, tobacco, perfume and perfumed article aroma imparting materials of acetyl hydrindacenes and acetyl indanes and mixtures of same, said acetyl indanes and acetyl hydrindacenes having the structures: ##STR1## and existing in the liquid phase at ambient temperature and pressure.
    Type: Grant
    Filed: March 25, 1981
    Date of Patent: June 1, 1982
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Manfred H. Vock, Frederick L. Schmitt, Joaquin Vinals, Jacob Kiwala
  • Patent number: 4327749
    Abstract: Described is a process for preparing several substituted or unsubstituted cycloalkyl acyl alkanoates defined according to the generic structure: ##STR1## wherein R.sub.1 and R.sub.2 taken together complete a cycloalkyl moiety or methyl, dimethyl or trimethyl substituted cycloalkyl moiety containing five or six carbon atoms in the ring and wherein R.sub.3 is C.sub.1 -C.sub.3 lower alkyl and R.sub.4 is methyl or hydrogen by reacting a compound having the generic structure: ##STR2## in an aqueous silver-ion containing solution having a weakly acidic pH at elevated temperatures.
    Type: Grant
    Filed: March 25, 1980
    Date of Patent: May 4, 1982
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Ronald P. Schreck, Kenneth K. Light, John B. Hall, Frederick L. Schmitt, Manfred H. Vock, William L. Schreiber, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4324704
    Abstract: Described is a process for preparing hydrogenated derivatives of 2,6,6-trimethyl cyclohexene derivatives by means of treating said derivatives with hydrogen in the presence of a supported palladium catalyst such as palladium-on-calcium carbonate or palladium-on-barium sulfate in the presence of a quinoline activator. The resulting products are useful for their organoleptic properties as foodstuff flavorants and flavor enhancers, perfume composition ingredients, perfumed article ingredients and tobacco flavorants and flavor enhancers.
    Type: Grant
    Filed: February 27, 1981
    Date of Patent: April 13, 1982
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Robert W. Trenkle, Braja D. Mookherjee, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4324923
    Abstract: Described is the genus of compounds defined according to the structure: ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are the same or different and each represents methyl or hydrogen with the proviso that one of R.sub.2, R.sub.3 and R.sub.4 is methyl and the other two of R.sub.2, R.sub.3 and R.sub.4 are hydrogen which have been found to be useful in augmenting or enhancing the aroma of perfumes and perfumed articles as well as colognes and, in addition, in combatting tobacco beetles of the species Lasioderma serricorne (F.). Also described are novel processes for preparing such cyclohexyl phenethylether derivatives by reacting cyclohexene having the structure: ##STR2## with a phenethyl alcohol derivative having the structure: ##STR3## in the presence of an acid catalyst.
    Type: Grant
    Filed: February 19, 1981
    Date of Patent: April 13, 1982
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Jacob Kiwala, Richard J. Tokarzewski, Frederick L. Schmitt, Mark A. Sprecker
  • Patent number: 4321164
    Abstract: Described are 2,4,6-Trimethylcyclohexanemethanol derivatives having the generic structure: ##STR1## wherein the dashed line represents a carbon-carbon single bond or a carbon-carbon double bond and R is hydrogen or acetyl. The 2,4,6-Trimethylcyclohexanemethanol and derivatives thereof are useful in perfumery and foodstuff, medicinal product and smoking tobacco flavors.
    Type: Grant
    Filed: October 9, 1980
    Date of Patent: March 23, 1982
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4320771
    Abstract: Described is the use for augmenting or enhancing the aroma or taste of smoking tobaccos and smoking tobacco articles of a derivative of a 2-oxabicyclo [2.2.2]octane which is 1,3,5,5-tetramethyl-2-oxabicyclo [2.2.2]octane.
    Type: Grant
    Filed: August 7, 1980
    Date of Patent: March 23, 1982
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4319586
    Abstract: Described are processes for augmenting or enhancing the aroma or taste of a smoking tobacco comprising the step of intimately admixing with smoking tobacco an aroma or taste augmenting or enhancing quantity of at least one substance selected from the group consisting of:A. A composition of matter consisting essentially of cis-3-hexenal, cis-3-hexenyl-cis-3-hexenoate, trans-2-hexenal, and cis-3-hexenol;B. A composition of matter consisting essentially of cis-3-hexenal, cis-3-hexenyl-cis-3-hexenoate, cis-3-hexenyl formate and trans-2-hexenal;C. A composition of matter consisting essentially of cis-3-hexenal, cis-3-hexenyl-cis-3-hexenoate, cis-3-hexenol, cis-3-hexenyl formate and trans-2-hexenal; andD. Cis-3-hexenyl methyl ether.Also described are smoking tobacco compositions produced according to the above process.
    Type: Grant
    Filed: July 17, 1980
    Date of Patent: March 16, 1982
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Cynthia J. Mussinan, Braja D. Mookherjee, Manfred H. Vock, Frederick L. Schmitt, Edward J. Granda, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4315953
    Abstract: Described is a process for augmenting or enhancing the aroma or taste of raspberry flavored foodstuffs comprising the step of adding to a foodstuff, an aroma augmenting or enhancing quantity of certain 2,6,6-trimethylcyclohexene derivatives.
    Type: Grant
    Filed: February 27, 1981
    Date of Patent: February 16, 1982
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Robert W. Trenkle, Braja D. Mookherjee, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4313842
    Abstract: Described is a process for preparing hydrogenated derivatives of 2,6,6-trimethyl cyclohexene derivatives by means of treating said derivatives with hydrogen in the presence of a supported palladium catalyst such as palladium-on-calcium carbonate or palladium-on-barium sulfate in the presence of a quinoline activator. The resulting products are useful for their organoleptic properties as foodstuff flavorants and flavor enhancers, perfume composition ingredients, perfumed article ingredients and tobacco flavorants and flavor enhancers.
    Type: Grant
    Filed: February 27, 1981
    Date of Patent: February 2, 1982
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Robert W. Trenkle, Braja D. Mookherjee, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4312766
    Abstract: Described are cis-3-hexenyl derivatives having the generic structure: ##STR1## wherein R is one of the moieties: ##STR2## which are useful in foodstuffs, flavorings, fragrances, perfumed articles (e.g. anionic, cationic or nonionic detergents, dryer-added fabric softener articles and cosmetic powders) and smoking tobacco flavorings; processes for producing such cis-3-hexenyl derivatives and products produced according to such processes which include chemical compounds in addition to said cis-3-hexenyl derivatives.
    Type: Grant
    Filed: July 17, 1980
    Date of Patent: January 26, 1982
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Cynthia J. Mussinan, Braja D. Mookherjee, Manfred H. Vock, Frederick L. Schmitt, Edward J. Granda, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4311602
    Abstract: Described is a process for augmenting or enhancing the aroma of a dryer-added fabric softener article comprising the step of intimately admixing with any component of said dryer-added fabric softener article prior to forming said article an aroma augmenting or enhancing quantity of at least one compound defined according to the structure: ##STR1## wherein the dashed line represents a carbon-carbon single bond or a carbon-carbon double bond and R is hydrogen or acetyl.
    Type: Grant
    Filed: October 9, 1980
    Date of Patent: January 19, 1982
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4311754
    Abstract: Described is a process for preparing hydrogenated derivatives of 2,6,6-trimethyl cyclohexene derivatives by means of treating said derivatives with hydrogen in the presence of a supported palladium catalyst such as palladium-on-calcium carbonate or palladium-on-barium sulfate in the presence of a quinoline activator. The resulting products are useful for their organoleptic properties as foodstuff flavorants and flavor enhancers, perfume composition ingredients, perfumed article ingredients and tobacco flavorants and flavor enhancers.
    Type: Grant
    Filed: February 27, 1981
    Date of Patent: January 19, 1982
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Robert W. Trenkle, Braja D. Mookherjee, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4305411
    Abstract: Processes and compositions are described for the use in foodstuff flavor and aroma, tobacco flavor and aroma and perfume and perfumed article aroma augmenting, modifying, altering and enhancing compositions and as foodstuff, chewing gum, toothpaste, medicinal product, tobacco, perfume and perfumed article aroma imparting materials of acetyl hydrindacenes and acetyl indanes and mixtures of same, said acetyl indanes and acetyl hydrindacenes having the structures: ##STR1## and existing in the liquid phase at ambient temperature and pressure.
    Type: Grant
    Filed: June 5, 1980
    Date of Patent: December 15, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Manfred H. Vock, Frederick L. Schmitt, Joaquin Vinals, Jacob Kiwala
  • Patent number: 4305967
    Abstract: Described for use in augmenting or enhancing the aroma or taste of foodstuffs is a mixture of acetyl indanes and acetyl hydrindacenes containing compounds having the structures: ##STR1## Addition of said mixture of acetyl hydrindacenes and acetyl indanes is indicated to produce in food flavoring, a musky aroma and musky and sweet flavor characteristic useful in pear, peach and apricot flavors.
    Type: Grant
    Filed: June 5, 1980
    Date of Patent: December 15, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Manfred H. Vock, Frederick L. Schmitt, Joaquin Vinals, Jacob Kiwala
  • Patent number: 4306096
    Abstract: Described is the compound cyclohexyl phenethylether having the structure: ##STR1## which has been found to be useful in augmenting or enhancing the aroma of perfumes and perfumed articles as well as colognes and, in addition, in combatting tobacco beetles of the species Lasioderma serricorne (F.
    Type: Grant
    Filed: September 30, 1980
    Date of Patent: December 15, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Jacob Kiwala, Richard J. Tokarzewski, Frederick L. Schmitt, Mark A. Sprecker
  • Patent number: 4303725
    Abstract: Described is a process for augmenting or enhancing the aroma of a headspace above dried clothing subjected to the action of a dryer-added fabric softener article which dryer-added fabric softener article contains an aroma augmenting or enhancing quantity of 1,3,5,5-tetramethyl-2-oxabicyclo[2.2.2]octane.
    Type: Grant
    Filed: August 7, 1980
    Date of Patent: December 1, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4301309
    Abstract: Described are derivatives of 2-oxabicyclo[2.2.2]octanes and precursors therefor, cyclohexenemethanols as well as lower alkyl esters of said cyclohexenemethanols. The oxabicyclooctanes are useful in perfumery and foodstuff, medicinal product and tobacco flavors. The cyclohexenemethanols are useful as precursors for the oxabicyclooctanes and are, themselves, useful for their organoleptic properties in perfumery and flavors as are the esters of said cyclohexenemethanols.
    Type: Grant
    Filed: November 16, 1979
    Date of Patent: November 17, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4301018
    Abstract: Described are cyclohexenemethanols and uses thereof in augmenting or enhancing the aroma of fabric softener articles.
    Type: Grant
    Filed: January 18, 1980
    Date of Patent: November 17, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4301022
    Abstract: Described is a process for augmenting or enhancing the aroma of a solid or liquid anionic, cationic, nonionic and zwitterionic detergent comprising the step of adding to a solid or liquid cationic, nonionic or zwitterionic detergent base an aroma augmenting or enhancing quantity of at least one compound defined according to the structure: ##STR1## wherein the dashed line represents a carbon-carbon single bond or a carbon-carbon double bond and R is hydrogen or acetyl.
    Type: Grant
    Filed: October 9, 1980
    Date of Patent: November 17, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4301024
    Abstract: Described are derivatives of 2-oxabicyclo[2.2.2]octanes and precursors therefor, cyclohexenemethanols as well as lower alkyl esters of said cyclohexenemethanols. The oxabicyclooctanes are useful in perfumery and foodstuff, medicinal product and tobacco flavors. The cyclohexenemethanols are useful as precursors for the oxabicyclooctanes and are, themselves, useful for their organoleptic properties in perfumery and flavors as are the esters of said cyclohexenemethanols.
    Type: Grant
    Filed: January 18, 1980
    Date of Patent: November 17, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala