Patents by Inventor Denis E. Hruza, Sr.

Denis E. Hruza, Sr. 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: 4123393
    Abstract: Substituted norbornane derivatives are described for use as perfumes, colognes, and in perfumes aroma augmenting, modifying, enhancing and imparting compositions. The substituted norbornane derivatives have the following structure: ##STR1## wherein R is C.sub.3 -C.sub.5 alkenyl or C.sub.3 -C.sub.5 alkylidene and the dashed line represent a carbon -- carbon single bond or a carbon -- carbon double bond.
    Type: Grant
    Filed: December 13, 1977
    Date of Patent: October 31, 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: 4120308
    Abstract: The use of substituted norbornane derivatives used in the process of flavoring tobacco and the product thereof.
    Type: Grant
    Filed: December 13, 1977
    Date of Patent: October 17, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Kenneth K. Light, James Milton Sanders, Manfred Hugo Vock, Edward J. Shuster, Joaquin Vinals, William L. Schreiber, John B. Hall, Denis E. Hruza, Sr., Venkatesh Kamath, Braja Dulal Mookherjee, Ching Y. Tseng, Mark A. Sprecker
  • Patent number: 4119577
    Abstract: Substituted-norbornane derivatives are described for use as perfumes, colognes and in perfume aroma augmenting, modifying, enhancing, and imparting compositions. The substituted norbornane derivatives having the following structure: ##STR1## wherein R is C.sub.3 or C.sub.4 alkenyl.
    Type: Grant
    Filed: December 13, 1977
    Date of Patent: October 10, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Kenneth K. Light, James Milton Sanders, Manfred Hugo Vock, Edward J. Shuster, Joaquin Vinals, William L. Schreiber, John B. Hall, Denis E. Hruza, Sr., Venkatesh Kamath, Braja Dulal Mookherjee, Ching Y. Tseng, Mark A. Sprecker
  • Patent number: 4115406
    Abstract: Described is the novel compound group, 2-alkyl-4-phenyl-dihydropyrans having the generic structure: ##STR1## where one of the dashed lines is a carbon-carbon double bond and the other of the dashed lines is a carbon-carbon single bond, R.sup.1 is one of C.sub.1 -C.sub.3 alkyl, and R is one of C.sub.2 -C.sub.4 alkyl, a process for producing same; a process comprising adding to tobacco an amount sufficient to augment the flavor or aroma of such tobacco of one or more of said pyran compounds; flavor formulations for use in conjunction with tobacco products containing one or more of such pyrans; a process comprising adding to foodstuffs, foodstuff flavorings, chewing gums, chewing gum flavorings, toothpaste and toothpaste flavorings one or more of said pyran compounds in a quantity sufficient to augment or enhance neroli-like and grape-like flavors, and flavoring compositions containing said pyran compounds.
    Type: Grant
    Filed: October 31, 1977
    Date of Patent: September 19, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Joaquin Francisco Vinals, Jacob Kiwala, Denis E. Hruza, Sr., John B. Hall, Manfred Hugo Vock
  • Patent number: 4076853
    Abstract: Norbornane derivatives are used in foodstuffs and flavorings. Specifically, alpha-allyl-3, 3-dimethyl-2-norbornanemethanol, alpha-methallyl-3,3-dimethyl-2-norbornanemethanol, and alpha-allyl-alpha-3,3-trimethyl-2-norbornanemethanol are used.
    Type: Grant
    Filed: February 4, 1977
    Date of Patent: February 28, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Kenneth K. Light, James Milton Sanders, Manfred Hugo Vock, Edward J. Shuster, Joaquin Vinals, William L. Schreiber, John B. Hall, Denis E. Hruza, Sr., Venkatesh Kamath, Braja Dulal Mookherjee, Ching Y. Tseng, Mark A. Sprecker
  • Patent number: 4071034
    Abstract: Described is the novel compound group, 2-alkyl-4-phenyl-dihydropyrans in combination with smoking tobacco having the generic structure: ##STR1## where one of the dashed lines is a carbon-carbon double bond, R.sup.1 is one of C.sub.1 -C.sub.3 alkyl, and R is one of C.sub.2 -C.sub.4 alkyl, a process for producing same; a process comprising adding to tobacco an amount sufficient to augment the flavor or aroma of such tobacco of one or more of said pyran compounds; flavor formulations for use in conjunction with tobacco products containing one or more of such pyrans; a process comprising adding to foodstuffs, foodstuff flavorings, chewing gums, chewing gum flavorings, toothpaste and toothpaste flavorings one or more of said pyran compounds in a quantity sufficient to augment or enhance neroli-like and grape-like flavors, and flavoring compositions containing said pyran compounds.
    Type: Grant
    Filed: April 12, 1976
    Date of Patent: January 31, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Joaquin Francisco Vinals, Jacob Kiwala, Denis E. Hruza, Sr., John B. Hall, Manfred Hugo Vock
  • Patent number: 4071535
    Abstract: Described is the novel compound group, 2-alkyl-4-phenyl-dihydropyrans having the generic structure: ##STR1## where one of the dashed lines is a carbon-carbon double bond and the other of the dashed lines is a carbon-carbon single bond, R.sup.1 is one of C.sub.1 -C.sub.3 alkyl, and R is one of C.sub.2 -C.sub.4 alkyl, a process for producing same; a process comprising adding to tobacco an amount sufficient to augment the flavor or aroma of such tobacco of one or more of said pyran compounds; flavor formulations for use in conjunction with tobacco products containing one or more of such pyrans; a process comprising adding to foodstuffs, foodstuff flavorings, chewing gums, chewing gum flavorings, toothpaste and toothpaste flavorings one or more of said pyran compounds in a quantity sufficient to augment or enhance neroli-like and grape-like flavors, and flavoring compositions containing said pyran compounds.
    Type: Grant
    Filed: March 23, 1977
    Date of Patent: January 31, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Joaquin Francisco Vinals, Jacob Kiwala, Denis E. Hruza, Sr., John B. Hall, Manfred Hugo Vock
  • Patent number: 4070491
    Abstract: Described is the novel compound group, 2-alkyl-4-phenyl-dihydropyrans having the generic structure: ##STR1## where one of the dashed lines is a carbon-carbon double bond, R.sup.1 is one of C.sub.1 -C.sub.3 alkyl, and R is one of C.sub.2 -C.sub.4 alkyl, a process for producing same; a process comprising adding to tobacco an amount sufficient to augment the flavor or aroma of such tobacco of one or more of said pyran compounds; flavor formulations for use in conjunction with tobacco products containing one or more of such pyrans; a process comprising adding to foodstuffs, foodstuff flavorings, chewing gums, chewing gum flavorings, toothpaste and toothpaste flavorings one or more of said pyran compounds in a quantity sufficient to augment or enhance neroli-like and grape-like flavors, and flavoring compositions containing said pyran compounds.
    Type: Grant
    Filed: March 23, 1977
    Date of Patent: January 24, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Joaquin Francisco Vinals, Jacob Kiwala, Denis E. Hruza, Sr., John B. Hall, Manfred Hugo Vock
  • Patent number: 4010286
    Abstract: Methods for preparing foodstuffs, flavoring compositions for foodstuffs, chewing gum and flavoring compositions for chewing gums by including therein 4-methyl-1-oxaspiro[5.5]undecane.
    Type: Grant
    Filed: November 20, 1975
    Date of Patent: March 1, 1977
    Assignee: International Flavors & Fragrances Inc.
    Inventors: John B. Hall, Denis E. Hruza, Sr., Edward J. Shuster, Manfred Hugo Vock, Joaquin Francisco Vinals
  • Patent number: 3991214
    Abstract: Methods for preparing tobaccos, medicinal products, chewing gums, foodstuffs and flavoring compositions for tobaccos, chewing gums, foodstuffs and medicinal products by including therein 2-phenyl-3-carboethoxyfuran to produceA. In chewing gum, medicinal product and foodstuff flavorings, concord grape, wine, pungent, weak sweet buttery, sweet carrot, dry woody cinnamon or warm benzaldehydenut like flavor notes or combinations of these and bitter after taste, benzoateester taste and heavy floral backnotes for improving the taste and aroma of artificial grape or other fruit flavoring compositions;B. In tobacco flavorings, aromatic, sweet, resinous and balsamic-like notes as well as the foodstuff flavoring compositions, perfume compositions and tobacco compositions containing 2-phenyl-3-carboethoxyfuran.
    Type: Grant
    Filed: August 12, 1975
    Date of Patent: November 9, 1976
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Gary Slangan, Alan O. Pittet, Christopher Giacino, Denis E. Hruza, Sr., Edward J. Shuster
  • Patent number: 3982009
    Abstract: Methods for preparing medicinal products, chewing gums, foodstuffs, and flavoring compositions for medicinal products, chewing gums and foodstuffs by including therein bis (cyclohexyl) disulfide to produce in food flavorings chewing gum flavorings and medicinal product flavorings, incense/fruity, pungent, nutty sulfury (berry), minty, musty, and sweet notes or combinations of these, for improving the taste and aroma of artificial grape or other fruit flavoring compositions.
    Type: Grant
    Filed: August 12, 1975
    Date of Patent: September 21, 1976
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Gary Slangan, Alan O. Pittet, Christopher Giacino, Denis E. Hruza, Sr., Edward J. Shuster