Patents by Inventor Venkatesh Kamath
Venkatesh Kamath 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).
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Patent number: 4446125Abstract: Described are isomeric mixtures of farnesene prepared by dehydrating nerolidol using potassium bisulfate or paratoluene sulfonic acid and then distilling the resultant product at particular temperature ranges and particular pressure ranges in order to prepare a composition of matter useful for augmenting or enhancing the fresh green, herbaceous aroma and taste nuances of foodstuffs, chewing gums, medicinal products and toothpastes.Type: GrantFiled: January 27, 1983Date of Patent: May 1, 1984Assignee: International Flavors & Fragrances Inc.Inventors: Braja D. Mookherjee, Robert W. Trenkle, Bernard J. Chant, Anton V. Ouwerkerk, Venkatesh Kamath, Cynthia J. Mussinan
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Patent number: 4391717Abstract: Described are isomeric mixtures of farnesene prepared by dehydrating nerolidol using potassium bisulfate or paratoluene sulfonic acid and then distilling the resultant product at particular temperature ranges and particular pressure ranges in order to prepare a composition of matter useful for augmenting or enhancing waxy, white-flowery (magnolia-like, tuberose, gardenia-like) aromas with citrusy (lemon/lime), pettitgrain-like undertones and green top notes in perfume compositions, colognes and perfumed articles (e.g., solid or liquid anionic, cationic, nonionic or zwitterionic detergents, fabric softener compositions, dryer-added fabric softener articles, cosmetic powders and the like).Type: GrantFiled: May 6, 1982Date of Patent: July 5, 1983Assignee: International Flavors & Fragrances Inc.Inventors: Braja D. Mookherjee, Robert W. Trenkle, Bernard J. Chant, Anton V. Ouwerkerk, Venkatesh Kamath, Cynthia J. Mussinan
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Patent number: 4390444Abstract: Described are isomeric mixtures of farnesene prepared by dehydrating nerolidol using potassium bisulfate or paratoluene sulfonic acid and then distilling the resultant product at particular temperature ranges and particular pressure ranges in order to prepare a composition of matter useful for augmenting or enhancing waxy, white-flowery (magnolia-like, tuberose, gardenia-like) aromas with citrusy (lemon/lime), pettitgrain-like undertones and green top notes in perfume compositions, colognes and perfumed articles (e.g., solid or liquid anionic, cationic, nonionic or zwitterionic detergents, fabric softener compositions, dryer-added fabric softener articles, cosmetic powders and the like).Type: GrantFiled: May 6, 1982Date of Patent: June 28, 1983Assignee: International Flavors & Fragrances Inc.Inventors: Braja D. Mookherjee, Robert W. Trenkle, Bernard J. Chant, Anton V. Ouwerkerk, Venkatesh Kamath, Cynthia J. Mussinan
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Patent number: 4376068Abstract: Described are isomeric mixtures of farnesene prepared by dehydrating nerolidol using potassium bisulfate or paratoluene sulfonic acid and then distilling the resultant product at particular temperature ranges and particular pressure ranges in order to prepare a composition of matter useful for augmenting or enhancing waxy, white-flowery (magnolia-like, tuberose, gardenia-like) aromas with citrusy (lemon/lime), pettitgrain-like undertones and green top notes in perfume compositions, colognes and perfumed articles (e.g., solid or liquid anionic, cationic, nonionic or zwitterionic detergents, fabric softener compositions, dryer-added fabric softener articles, cosmetic powders and the like).Type: GrantFiled: August 13, 1981Date of Patent: March 8, 1983Assignee: International Flavors & Fragrances Inc.Inventors: Braja D. Mookherjee, Robert W. Trenkle, Bernard J. Chant, Anton van Ouwerkerk, Venkatesh Kamath, Cynthia J. Mussinan
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Patent number: 4278569Abstract: Described are perfume and fragrance compositions and perfumed articles including soaps, detergents, powders as well as colognes containing 2,2,3-trimethyl-3-cyclopenten-1-ylalkyl, alkenyl and alkylidene, cyclohexanois, having the generic structure: ##STR1## wherein at least one of the lines ++++ is a carbon-carbon single bond and the other of the lines ++++ is either a carbon-carbon single bond or a carbon-carbon double bond, which imparts thereto woody, sandalwood aromas.Type: GrantFiled: May 14, 1980Date of Patent: July 14, 1981Assignee: International Flavors & Fragrances Inc.Inventors: Takao Yoshida, Braja D. Mookherjee, Venkatesh Kamath, John B. Hall, William I. Taylor, Frederick L. Schmitt
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Patent number: 4241228Abstract: Described are perfume and fragrance compositions and perfumed articles including soaps, detergents, powders as well as colognes containing 2,2,3-trimethyl-3-cyclopenten-1-ylalkenyl and alkylidene secondary alkanols, alkanones, cycloalkanols and cycloalkanones having the generic structure: ##STR1## wherein one of the lines +++++ is a carbon-carbon double bond and the other of the lines +++++ is a carbon-carbon single bond; wherein X is carbinol having the structure: ##STR2## or carbonyl having the structure ##STR3## wherein A' is hydrogen, CH.sub.3, C.sub.2 H.sub.5 or --CH.sub.2 --; wherein B' is hydrogen, CH.sub.3, C.sub.2 H.sub.5 or --CH.sub.2 --; where n is 0, 1 or 2; wherein each of the dashed lines are the same and each represents a carbon-carbon single bond or no bond; wherein A' and B' are both --CH.sub.2 -- when n is 1 or 2 and the dashed line is a carbon-carbon single bond or A' is hydrogen and B' is C.sub.2 H.sub.5 or CH.sub.3 or both A' and B' are each CH.sub.3 or A' is C.sub.2 H.sub.5 and B' is CH.Type: GrantFiled: March 22, 1979Date of Patent: December 23, 1980Assignee: International Flavors & Fragrances Inc.Inventors: Takao Yoshida, Braja D. Mookherjee, Venkatesh Kamath, John B. Hall, William I. Taylor, Frederick L. Schmitt
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Patent number: 4223168Abstract: 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: GrantFiled: April 24, 1979Date of Patent: September 16, 1980Assignee: 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
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Patent number: 4219451Abstract: Described are perfume compositions and processes for producing same which compositions comprise in an aroma augmenting or enhancing quantity at least one compound having the structure: ##STR1## wherein m is 0 or 1; wherein one of the lines + + + + is a carbon-carbon single bond and the other of the lines + + + + is a carbon-carbon double bond and wherein X is carbinol having the structure: ##STR2## and at least one adjuvant selected from the group consisting of natural perfume oils, synthetic perfume oils, alcohols, aldehydes, ketones other than those defined herein, esters, nitriles and lactones. Also described are colognes containing compounds having the above structure and ethanol and water.Type: GrantFiled: August 3, 1979Date of Patent: August 26, 1980Assignee: International Flavors & Fragrances Inc.Inventors: Takao Yoshida, Braja D. Mookherjee, Venkatesh Kamath, John B. Hall, William I. Taylor, Frederick L. Schmitt
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Patent number: 4210767Abstract: Described are perfume and fragrance compositions and perfumed articles including soaps, detergents, powders as well as colognes containing 2,2,3-trimethyl-3-cyclopenten-1-ylalkenyl and alkylidene secondary alkanols, alkanones, cycloalkanols and cycloalkanones having the generic structure: ##STR1## wherein one of the lines + + + + + is a carbon-carbon double bond and the other of the lines + + + + + is a carbon-carbon single bond; wherein X is carbinol having the structure: ##STR2## or carbonyl having the structure ##STR3## wherein A' is hydrogen, CH.sub.3, C.sub.2 H.sub.5 or --CH.sub.2 --; wherein B' is hydrogen,CH.sub.3, C.sub.2 H.sub.5 or --CH.sub.2 --; where n is 0, 1 or 2; wherein each of the dashed lines are the same and each represents a carbon-carbon single bond or no bond; wherein A' and B' are both --CH.sub.2 -- when n is 1 or 2 and the dashed line is a carbon-carbon single bond or A' is hydrogen and B' is C.sub.2 H.sub.5 or CH.sub.3 or both A' and B' are each CH.sub.3 or A' is C.sub.2 H.sub.Type: GrantFiled: March 23, 1979Date of Patent: July 1, 1980Assignee: International Flavors & Fragrances Inc.Inventors: Takao Yoshida, Braja D. Mookherjee, Venkatesh Kamath, John B. Hall, William I. Taylor, Frederick L. Schmitt
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Patent number: 4209649Abstract: 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: GrantFiled: April 24, 1979Date of Patent: June 24, 1980Assignee: 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
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Patent number: 4208296Abstract: Described is a process for augmenting or enhancing the aroma of a solid or liquid anionic, cationic or nonionic detergent comprising the step of adding to a solid or liquid anionic, nonionic or cationic detergent base an aroma augmenting or enhancing quantity of at least one 2,2,3-trimethyl-3-cyclopenten-1-ylalkenyl and alkylidene cycloalkanol or cycloalkanone defined according to the structure: ##STR1## wherein m is 0 or 1; wherein one of the lines ++++ is a carbon-carbon single bond and the other of the lines ++++ is a carbon-carbon double bond and wherein X is selected from the group consisting of carbonyl having the structure: ##STR2## and carbinol having the structure: ##STR3##Type: GrantFiled: March 23, 1979Date of Patent: June 17, 1980Assignee: International Flavors & Fragrances Inc.Inventors: Takao Yoshida, Braja D. Mookherjee, Venkatesh Kamath, John B. Hall, William I. Taylor, Frederick L. Schmitt
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Patent number: 4208297Abstract: 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: GrantFiled: April 24, 1979Date of Patent: June 17, 1980Assignee: 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
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Patent number: 4206091Abstract: Described are perfume and fragrance compositions and colognes containing 2,2,3-trimethyl-3-cyclopenten-1-ylalkenyl and alkylidene secondary alkanols, alkanones, cycloalkanols and cycloalkanones having the generic structure: ##STR1## wherein one of the lines +++++ is a carbon-carbon double bond and the other of the lines +++++ is a carbon-carbon single bond; wherein X is carbonyl having the structure ##STR2## wherein A' is hydrogen, CH.sub.3, C.sub.2 H.sub.5 or --CH.sub.2 --; wherein B' is hydrogen, CH.sub.3, C.sub.2 H.sub.5 or --CH.sub.2 --; where n is 0, 1 or 2; wherein each of the dashed lines are the same and each represents a carbon-carbon single bond or no bond; wherein A' and B' are both --CH.sub.2 -- when n is 1 or 2 and the dashed line is a carbon-carbon single bond or A' is hydrogen and B' is C.sub.2 H.sub.5 or CH.sub.3 or both A' and B' are each CH.sub.3 or A' is C.sub.2 H.sub.5 and B' is CH.sub.Type: GrantFiled: March 23, 1979Date of Patent: June 3, 1980Assignee: International Flavors & Fragrances Inc.Inventors: Takao Yoshida, Braja D. Mookherjee, Venkatesh Kamath, John B. Hall, William I. Taylor, Frederick L. Schmitt
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Patent number: 4201697Abstract: 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: GrantFiled: April 24, 1979Date of Patent: May 6, 1980Assignee: 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
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Patent number: 4186150Abstract: 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: GrantFiled: December 13, 1977Date of Patent: January 29, 1980Assignee: 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
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Patent number: 4174287Abstract: 2,3-Dimethyl-5-(2,2,3-trimethyl-3-cyclopenten-1-yl)-2-pentanol possesses a strong woody, oily, sandalwood note reminiscent of sandalwood oil and is especially valuable in fragrance compositions, perfumed articles and colognes.Type: GrantFiled: December 8, 1978Date of Patent: November 13, 1979Assignee: International Flavors & Fragrances Inc.Inventors: Venkatesh Kamath, Braja D. Mookherjee, Frederick L. Schmitt
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Patent number: 4173585Abstract: Described are perfume and fragrance compositions and perfumed articles including soaps, detergents, powders as well as colognes containing 2,2,3-trimethyl-3-cyclopenten-1-ylalkenyl and alkylidene secondary alkanols, alkanones, cycloalkanols and cycloalkanones having the generic structure: ##STR1## wherein one of the lines +++++ is a carbon-carbon double bond and the other of the lines +++++ is a carbon-carbon single bond; wherein X is carbinol having the structure: ##STR2## or carbonyl having the structure ##STR3## wherein A' is hydrogen, CH.sub.3, C.sub.2 H.sub.5 or --CH.sub.2 --; wherein B' is hydrogen, CH.sub.3, C.sub.2 H.sub.5 or --CH.sub.2 --; where n is 0, 1 or 2; wherein each of the dashed lines are the same and each represents a carbon-carbon single bond or no bond; wherein A' and B' are both --CH.sub.2 -- when n is 1 or 2 and the dashed line is a carbon-carbon single bond or A' is hydrogen and B' is C.sub.2 H.sub.5 or CH.sub.3 or both A' and B' are each CH.sub.3 or A' is C.sub.2 H.sub.5 and B' is CH.Type: GrantFiled: August 10, 1978Date of Patent: November 6, 1979Assignee: International Flavors & Fragrances Inc.Inventors: Takao Yoshida, Braja D. Mookherjee, Venkatesh Kamath, John B. Hall, William I. Taylor, Frederick L. Schmitt
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Patent number: 4170577Abstract: 2,3-Dimethyl-5-(2,2,3-trimethyl-3-cyclopenten-1-yl)-2-pentanol possesses a strong body woody, oily, sandalwood note reminiscent of sandalwood oil and is especially valuable in fragrance compositions, perfumed articles and colognes.Type: GrantFiled: December 8, 1978Date of Patent: October 9, 1979Assignee: International Flavors & Fragrances Inc.Inventors: Venkatesh Kamath, Braja D. Mookherjee, Frederick L. Schmitt
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Patent number: 4153811Abstract: 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: GrantFiled: December 13, 1977Date of Patent: May 8, 1979Assignee: 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
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Patent number: 4153568Abstract: 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: GrantFiled: December 13, 1977Date of Patent: May 8, 1979Assignee: 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