Patents by Inventor Mark A. Sprecker

Mark A. Sprecker 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: 4284819
    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: August 18, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Manfred H. Vock, Frederick L. Schmitt, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4283576
    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 and medicinal product flavors. The cyclohexenemethanols are useful as precursors for the oxabicyclooctanes.
    Type: Grant
    Filed: December 5, 1979
    Date of Patent: August 11, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4282205
    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: November 20, 1980
    Date of Patent: August 4, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4281177
    Abstract: Described is the compound 6-hydroxy-2,6-dimethylheptanal and methods for preparing foodstuffs, flavoring compositions for foodstuffs, tobacco compositions, flavoring cmpositions for tobacco, perfume compositions, ingredients for perfume compositions, perfumed articles and ingredients for perfumed articles by including said 6-hydroxy-2,6-dimethylheptanal therein in order to produce:(a) In food flavorings, sweet, green, melon-like, tropical fruit-like, seedy and raspberry aromas and/or tastes;(b) In perfumes, sweet, green, melony, floral and muguet-like aromas; and(c) In tobaccos, sweet, fruity-melon-like, peach-like, and floral aromas prior to and on smoking in the main stream and in the sidestream in smoking tobaccos and the same aroma and taste nuances in the filter.Processes for synthesizing the 6-hydroxy-2,6-dimethylheptanal by hydrolysis of 2,6-dimethyl-5-heptenal are also described.
    Type: Grant
    Filed: July 17, 1980
    Date of Patent: July 28, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Robert W. Trenkle, Braja D. Mookherjee, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala, Frederick L. Schmitt
  • Patent number: 4275251
    Abstract: Described are substituted tricyclodecane derivatives having the generic structure: ##STR1## wherein Y is a moiety having a structure selected from the group consisting of: ##STR2## wherein one of the dashed lines represents a carbon-carbon single bond and the other of the dashed lines represents a carbon-carbon double bond; wherein R.sub.1 and R.sub.2 represent hydrogen or methyl with the proviso that one of R.sub.1 and R.sub.2 is hydrogen and the other of R.sub.1 and R.sub.2 is methyl; wherein R.sub.3 is hydrogen, C.sub.1 -C.sub.3 acyl, C.sub.3 or C.sub.4 alkyl or C.sub.3 or C.sub.4 alkenyl; wherein R.sub.4, R.sub.5 and R.sub.6 represent hydrogen or methyl with the additional proviso that one of R.sub.4, R.sub.5 and R.sub.6 is methyl and the other two of R.sub.4, R.sub.5 and R.sub.6 is hydrogen.
    Type: Grant
    Filed: April 29, 1980
    Date of Patent: June 23, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, John B. Hall
  • Patent number: 4273662
    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 and medicinal product flavors. The cyclohexenemethanols are useful as precursors for the oxabicyclooctanes.
    Type: Grant
    Filed: February 8, 1980
    Date of Patent: June 16, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4269862
    Abstract: Described is the use of 1,3,5,5-tetramethyl-2-oxabicyclo[2.2.2]octane for augmenting or enhancing the aroma or taste of foodstuffs.
    Type: Grant
    Filed: September 21, 1979
    Date of Patent: May 26, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4267067
    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 anionic, cationic or nonionic detergent base 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: May 12, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4265818
    Abstract: Processes and compositions are described for the use in foodstuff flavor and aroma and perfume and perfumed article aroma augmenting, modifying, altering and enhancing compositions and as foodstuff, chewing gum, toothpaste, medicinal product, perfume and perfumed article aroma imparting materials of certain indane alklanols and tricyclic isochromans defined according to the generic structure: ##STR1## wherein one of R.sub.1, R.sub.2, R.sub.3 or R.sub.4 is C.sub.2 H.sub.5 and the remaining R.sub.1, R.sub.2, R.sub.3 and R.sub.4 represents methyl; wherein X is--CH.sub.2 --or hydrogen and wherein the dashed line represents a carbon-carbon single bond or no bond with the proviso that when X is--CH.sub.2 --, then the dashed line is a carbon-carbon single bond and when X is hydrogen, the dashed line represents no bond.Addition of said indane alkanols or said tricyclic isochromans or mixtures thereof is indicated to produce:A.
    Type: Grant
    Filed: August 3, 1979
    Date of Patent: May 5, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Wilhelmus J. Wiegers, Mark A. Sprecker, Hugh Watkins, Manfred H. Vock, Frederick L. Schmitt
  • Patent number: 4265923
    Abstract: Described are the cyclohexenemethanols:(i) alpha-allyl-4-methyl-3-cyclohexenemethanol,(ii) 2,4-dimethyl-alpha-allyl-3-cyclohexenemethanol,(iii) 2,4-dimethyl-alpha-isopropyl-3-cyclohexene-1-methanol,(iv) 4,6-dimethyl-alpha-allyl-3-cyclohexenemethanol,in augmenting or enhancing the aroma or taste of foodstuffs or the taste of toothpaste and chewing tobacco.
    Type: Grant
    Filed: November 2, 1979
    Date of Patent: May 5, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4264456
    Abstract: Described are the bicyclic compounds having the generic structure: ##STR1## wherein Z is benzo or cyclohexano and processes for preparing same and compositions containing same for use in augmenting or enhancing the aroma and/or taste of foodstuffs, chewing gums, toothpastes and medicinal products; tobacco; perfumes, colognes and perfumed articles, produced by a process described by the reaction: ##STR2## wherein X is chloro or bromo; Y is chloro, bromo or OR; R is C.sub.1 -C.sub.3 lower alkyl, that is: methyl, ethyl, n-propyl or i-propyl; B is MOH, MH, MOR', trialkylamine, or M.sub.2 -CO.sub.3 (wherein M is alkali metal such as sodium or potassium); and R' is C.sub.1 -C.sub.5 lower alkyl, such as methyl, ethyl, n-propyl, i-propyl and t-butyl with the proviso that B is trialkylamine or an alkali metal carbonate when Y is chloro or bromo and B is MOH, MH or MOR' when Y is OR.The above mentioned compounds produce:A.
    Type: Grant
    Filed: May 2, 1980
    Date of Patent: April 28, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, John B. Hall, Frederick L. Schmitt
  • Patent number: 4263149
    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: June 7, 1979
    Date of Patent: April 21, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4263208
    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: April 21, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4260511
    Abstract: Described for use in augmenting or enhancing the aroma of solid or liquid anionic, cationic or nonionic detergents are acetyl hydrindacenes and acetyl indanes and mixtures of same.
    Type: Grant
    Filed: June 5, 1980
    Date of Patent: April 7, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Manfred H. Vock, Frederick L. Schmitt, Joaquin Vinals, Jacob Kiwala
  • Patent number: 4258727
    Abstract: Described is the use for augmenting or enhancing the aroma or taste of smoking tobacco by adding thereto 6-hydroxy-2,6-dimethyl-heptanal.
    Type: Grant
    Filed: June 27, 1979
    Date of Patent: March 31, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Robert W. Trenkle, Braja D. Mookherjee, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala, Frederick L. Schmitt
  • Patent number: 4259214
    Abstract: Described are the bicyclic compounds having the generic structure: ##STR1## wherein Z is benzo or cyclohexano and processes for preparing same and compositions containing same for use in augmenting or enhancing the aroma and/or taste of foodstuffs, chewing gums, toothpastes and medicinal products; tobacco; perfumes, colognes and perfumed articles, produced by a process described by the reaction: ##STR2## wherein X is chloro or bromo; Y is chloro, bromo or OR; R is C.sub.1 -C.sub.3 lower alkyl, that is: methyl, ethyl, n-propyl or i-propyl; B is MOH, MH, MOR', trialkylamine, or M.sub.2 -CO.sub.3 (wherein M is alkali metal such as sodium or potassium); and R' is C.sub.1 -C.sub.5 lower alkyl, such as methyl, ethyl, n-propyl, i-propyl and t-butyl with the proviso that B is trialkylamine or an alkali metal carbonate when Y is chloro or bromo and B is MOH, MH or MOR' when Y is OR.The above mentioned compounds produce:A.
    Type: Grant
    Filed: May 2, 1980
    Date of Patent: March 31, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, John B. Hall, Frederick L. Schmitt
  • Patent number: 4256121
    Abstract: Described is a process for augmenting or enhancing the aroma or taste of a smoking tobacco comprising the step of intimately admixing with a smoking tobacco, an aroma or taste augmenting or enhancing quantity of an oxabicyclo chemical compound having the structure: ##STR1## wherein R.sub.2 is C.sub.2 -C.sub.5 alkyl or alkenyl; R.sub.4 is hydrogen, methyl or ethyl; R.sub.7 is hydrogen or methyl; and R.sub.8 is hydrogen or methyl with the proviso that when R.sub.4 is methyl or ethyl R.sub.7 and R.sub.8 are not both hydrogen and that at least one of R.sub.7 and R.sub.8 is methyl.Also described is a smoking tobacco article comprising a cylindrical shaped mass of smoking tobacco encased in a wrapper, said wrapper and said smoking tobacco being in contact with a porous filter, and being in intimate contact with either said filter, said wrapper or said shaped tobacco mass, at least one oxabicyclo chemical compound having the structure: ##STR2## wherein R.sub.2 is C.sub.2 -C.sub.5 alkyl or alkenyl; R.sub.
    Type: Grant
    Filed: June 15, 1979
    Date of Patent: March 17, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4255275
    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 said solid and liquid anionic, cationic or nonionic detergent base at least one cyclic chemical compound having the structure: ##STR1## wherein Z represents benzo or cyclohexano.
    Type: Grant
    Filed: May 2, 1980
    Date of Patent: March 10, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, John B. Hall, Frederick L. Schmitt
  • Patent number: 4250342
    Abstract: Described are derivatives of 2-oxabicyclo[2.2.2]octanes and precursors therefor, cyclohexenemethanols as well as organometallic salts of said cyclohexenemethanols. The oxabicyclooctanes are useful in perfumery and foodstuff and medicinal product flavors. The cyclohexenemethanols and their organometallic salts are useful as precursors for the oxabicyclooctanes.
    Type: Grant
    Filed: November 16, 1979
    Date of Patent: February 10, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Frederick L. Schmitt, Manfred H. Vock, Joaquin F. Vinals, Jacob Kiwala
  • Patent number: 4250338
    Abstract: Described are compounds covered by the generic structure; ##STR1## where one, two or all of R.sub.1, R.sub.2 and R.sub.3 are the same or different and each represents hydrogen or lower alkyl of from 1 up to 3 carbon atoms; a process for preparing same using compounds having the generic structure; ##STR2## where one of the dashed lines is a carbon-carbon double bond and the other of the dashed lines represents carbon-carbon single bonds and organoleptic uses thereof in perfumes, colognes, perfumed articles such as anionic, cationic and non-ionic detergents, cosmetic powders and dryer-added fabric softener articles, as well as in smoking tobaccos and smoking tobacco articles, e.g., the body of smoking tobacco, the wrapper or the filter therefor.
    Type: Grant
    Filed: November 16, 1979
    Date of Patent: February 10, 1981
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, James M. Sanders, William L. Schreiber, Hugh Watkins, Joaquin F. Vinals, Edward J. Shuster, Thomas J. O'Rourke, Myrna L. Hagedorn, Philip Klemarczyk