Patents by Inventor Gilbert Stork
Gilbert Stork 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: 4623749Abstract: Described is a process for preparing triconjugated dienones defined according to the structure: ##STR1## wherein R.sub.1 represents C.sub.1 -C.sub.8 alkyl, phenyl or phenyl methyl and wherein R.sub.2 represents hydrogen or C.sub.1 -C.sub.5 lower alkyl; and wherein the wavy lines are indicative of a "cis" or a "trans" juxtaposition of the R.sub.2, methyl, acyl or vinyl moieties about one or both of the carbon-carbon double bonds which process involves the reaction of an acyl halide with a substituted or unsubstituted prenyl ester having the structure: ##STR2## wherein R.sub.3 represents C.sub.1 -C.sub.Type: GrantFiled: August 17, 1984Date of Patent: November 18, 1986Assignee: International Flavors & Fragrances Inc.Inventors: William J. Evers, Gilbert Stork, Braja D. Mookherjee, Howard H. Heinsohn, Jr.
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Patent number: 4560802Abstract: Described is a process for preparing triconjugated dienones defined according to the structure: ##STR1## wherein R.sub.1 represents C.sub.1 -C.sub.8 alkyl, phenyl or phenyl methyl and wherein R.sub.2 represents hydrogen or C.sub.1 -C.sub.5 lower alkyl; and wherein the wavy lines are indicative of a "cis" or a "trans" juxtaposition of the R.sub.2, methyl, acyl or vinyl moieties about one or both of the carbon-carbon double bonds which process involves the reaction of an acyl halide having the structure: ##STR2## (wherein X represents chloro) with a substituted or unsubstituted prenyl ester having the structure: ##STR3## wherein R.sub.3 represents C.sub.1 -C.sub.Type: GrantFiled: June 13, 1984Date of Patent: December 24, 1985Assignee: International Flavors & Fragrances Inc.Inventors: William J. Evers, Gilbert Stork, Braja D. Mookherjee, Howard H. Heinsohn, Jr.
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Patent number: 4560791Abstract: Described is a process for preparing triconjugated dienones defined according to the structure: ##STR1## wherein R.sub.1 represents C.sub.1 -C.sub.8 alkyl, phenyl or phenyl methyl and wherein R.sub.2 represents hydrogen or C.sub.1 -C.sub.5 lower alkyl; and wherein the wavy lines are indicative of a "cis" or a "trans" juxtaposition of the R.sub.2, methyl, acyl or vinyl moieties about one or both of the carbon-carbon double bonds which process involves the reaction of an acyl halide having the structure: ##STR2## (wherein X represents chloro) with a substituted or unsubstituted prenyl ester having the structure: ##STR3## wherein R.sub.3 represents C.sub.1 -C.sub.Type: GrantFiled: November 14, 1983Date of Patent: December 24, 1985Assignee: International Flavors & Fragrances Inc.Inventors: William J. Evers, Gilbert Stork, Braja D. Mookherjee, Howard H. Heinsohn, Jr.
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Patent number: 4504398Abstract: Described is a process for augmenting or enhancing the aroma of a perfumed article which is a solid or liquid anionic, cationic, nonionic or zwitterionic detergent or a fabric softener composition or a dryer-added fabric softener article comprising the step of adding to said perfumed article at least one compound having a structure selected from the group consisting of: ##STR1##Type: GrantFiled: November 14, 1983Date of Patent: March 12, 1985Assignee: International Flavors & Fragrances Inc.Inventors: William J. Evers, Gilbert Stork, Braja D. Mookherjee, Howard H. Heinsohn, Jr.
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Patent number: 4467820Abstract: Described is a process for preparing triconjugated dienones defined according to the structure: ##STR1## wherein R.sub.1 represents C.sub.1 -C.sub.8 alkyl, phenyl or phenyl methyl and wherein R.sub.2 represents hydrogen or C.sub.1 -C.sub.5 lower alkyl; and wherein the wavy lines are indicative of a "Cis" or a "trans" juxtaposition of the R.sub.2, methyl, acyl or vinyl moieties about one or both of the carbon-carbon double bonds which process involves the reaction of an acyl halide having the structure: ##STR2## with a substituted or unsubstituted prenyl ester having the structure: ##STR3## wherein R.sub.3 represents C.sub.1 -C.sub.Type: GrantFiled: November 14, 1983Date of Patent: August 28, 1984Assignee: International Flavors & Fragrances Inc.Inventors: William J. Evers, Gilbert Stork, Braja D. Mookherjee, Howard H. Heinsohn, Jr.
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Patent number: 4451392Abstract: Described is a process for preparing triconjugated dienones defined according to the structure: ##STR1## wherein R.sub.1 represents C.sub.1 -C.sub.8 alkyl, phenyl or phenyl methyl and wherein R.sub.2 represents hydrogen or C.sub.1 -C.sub.5 lower alkyl; and wherein the wavy lines are indicative of a "cis" or a "trans" juxtaposition of the R.sub.2, methyl, acyl or vinyl moieties about one or both of the carbon-carbon double bonds which process involves the reaction of an acyl halide having the structure: ##STR2## (wherein X represents chloro) with a substituted or unsubstituted prenyl ester having the structure: ##STR3## wherein R.sub.3 represents C.sub.1 -C.sub.Type: GrantFiled: September 30, 1982Date of Patent: May 29, 1984Assignee: International Flavors & Fragrances Inc.Inventors: William J. Evers, Gilbert Stork, Barja D. Mookherjee, Howard H. Heinsohn, Jr.
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Patent number: 4310701Abstract: A process is described for the preparation of alkyl and alkylene homologues of methyl dihydrojasmonatewhich incorporate the novel process step: ##STR1## In the above reaction sequence, X is chloro or bromo and R is C.sub.1 -C.sub.4 alkyl.Type: GrantFiled: November 13, 1980Date of Patent: January 12, 1982Assignee: International Flavors & Fragrances Inc.Inventors: Richard A. Wilson, Braja D. Mookherjee, John B. Hall, Gilbert Stork
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Patent number: 4282274Abstract: 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 specific isomer and isomer mixtures of 2- and 3-cyclotetradecen-1-ones having the structures: ##STR1## or mixtures of same or mixtures of such 2- and 3-cyclotetradecen-1-ones with cyclotetradecanone having the structure: or cyclododecanone having the structure: ##STR2## Addition of said 2- and 3-cyclotetradecen-1-ones or mixtures is indicated to produce:(a) In food flavorings, a sweet, brown sugar and musky aroma and sweet and musky flavor characteristics (useful for flavor augmentation or enhancement in pear, blackberry, apricot and peach flavors and as a bitterness depressant for such foodstuffs, flavor adjuvants and beverages as black coffee; and(b) In perfumes and perfumed articles, a sweet, musk aroma and exaType: GrantFiled: June 27, 1979Date of Patent: August 4, 1981Assignee: International Flavors & Fragrances Inc.Inventors: Braja D. Mookherjee, Robert W. Trenkle, Manfred H. Vock, Domenick Luccarelli, Jr., Frederick L. Schmitt, Gilbert Stork, Timothy MacDonald, Arthur L. Lieberman
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Patent number: 4278098Abstract: Processes and compositions are described for use in foodstuff, chewing gum, toothpaste and medicinal product flavor and aroma, smoking tobacco flavor and aroma and perfume and perfumed article aroma augmenting, enhancing and imparting compositions; and as foodstuff, chewing gum, toothpaste, medicinal product, smoking tobacco, perfume and perfumed article aroma and/or flavor imparting materials of 2,6,6-trimethyl-.alpha.-(iso)propenyl-1-cyclohexene-1-methanol and -1,3-cyclohexadiene-1-methanol derivatives or one or more of their geometric or stereoisomers as defined by the generic structure: ##STR1## wherein one of R.sub.1, R.sub.2 or R.sub.3 is methyl and the other two of R.sub.1, R.sub.2 and R.sub.3 represents hydrogen; the dashed line is a carbon-carbon double bond or a carbon-carbon single bond; with the proviso that when R.sub.1 is hydrogen, the dashed line is a carbon-carbon double bond.Addition of one or more of the 2,6,6-trimethyl-.alpha.Type: GrantFiled: February 8, 1980Date of Patent: July 14, 1981Assignee: International Flavors & Fragrances Inc.Inventors: Richard A. Wilson, William L. Schreiber, Braja D. Mookherjee, Jacob Kiwala, Joaquin F. Vinals, Manfred H. Vock, Gilbert Stork, Frederick L. Schmitt
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Patent number: 4275087Abstract: Processes and compositions are described for use in foodstuff, chewing gum, toothpaste and medicinal product flavor and aroma, smoking tobacco flavor and aroma and perfume and perfumed article aroma augmenting, enhancing and imparting compositions; and as foodstuff, chewing gum, toothpaste, medicinal product, smoking tobacco, perfume and perfumed article aroma and/or flavor imparting materials of 2,6,6-trimethyl-.alpha.-(iso)propenyl-1-cyclohexene-1-methanol and -1,3-cyclohexadiene-1-methanol derivatives or one or more of their geometric or stereoisomers as defined by the generic structure: ##STR1## wherein one of R.sub.1, R.sub.2 or R.sub.3 is methyl and the other two of R.sub.1, R.sub.2 and R.sub.3 represents hydrogen; the dashed line is a carbon-carbon double bond or a carbon-carbon single bond; with the proviso that when R.sub.1 is hydrogen, the dashed line is a carbon-carbon double bond.Type: GrantFiled: February 8, 1980Date of Patent: June 23, 1981Assignee: International Flavors & Fragrances Inc.Inventors: Richard A. Wilson, William L. Schreiber, Braja D. Mookherjee, Jacob Kiwala, Joaquin F. Vinals, Manfred H. Vock, Gilbert Stork, Frederick L. Schmitt
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Patent number: 4271324Abstract: Described are 2,6,6-trimethyl-alpha-propenyl-1,3-cyclohexadiene-1-methanol substances having the structures: ##STR1## which are useful for augmenting or enhancing the aroma or taste of consumable materials including foodstuffs, chewing gums, toothpastes, medicinal products, perfumes, colognes, perfumed articles, smoking tobaccos and smoking tobacco flavors.Type: GrantFiled: February 8, 1980Date of Patent: June 2, 1981Assignee: International Flavors & Fragrances Inc.Inventors: Richard A. Wilson, William L. Schreiber, Braja D. Mookherjee, Jacob Kiwala, Joaquin F. Vinals, Manfred H. Vock, Gilbert Stork, Frederick L. Schmitt
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Patent number: 4260830Abstract: A process described for the preparation of methyl dihydrojasmonate and lower alkyl homologues according to one of the reaction sequences: ##STR1## The first of the above reaction schemes also incorporates the novel process step: ##STR2## In the above reaction sequence, X is chloro or bromo and R is C.sub.1 -C.sub.4 alkyl.Type: GrantFiled: January 18, 1980Date of Patent: April 7, 1981Assignee: International Flavors & Fragrances Inc.Inventors: Richard A. Wilson, Braja D. Mookherjee, John B. Hall, Gilbert Stork
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Patent number: 4255293Abstract: Described are processes for augmenting or enhancing the aroma of perfume compositions or colognes, comprising the step of adding in an aroma augmenting or enhancing quantity to a perfume base or a cologne base, one or more compounds defined according to the generic structure: ##STR1## wherein one of R.sub.1, R.sub.2 or R.sub.3 is methyl and the other two of R.sub.1, R.sub.2 and R.sub.3 are hydrogen; wherein the dashed line represents a carbon-carbon double bond or a carbon-carbon single bond with the proviso that when R.sub.1 is hydrogen, the dashed line represents a carbon-carbon double bond.Type: GrantFiled: February 8, 1980Date of Patent: March 10, 1981Assignee: International Flavors & Fragrances Inc.Inventors: Richard A. Wilson, William L. Schreiber, Braja D. Mookherjee, Jacob Kiwala, Joaquin F. Vinals, Manfred H. Vock, Gilbert Stork, Frederick L. Schmitt
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Patent number: 4250049Abstract: 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, cationic or nonionic detergent base from 0.005% up to 5% by weight of at least one compound defined according to the generic structure: ##STR1## wherein one of R.sub.1, R.sub.2 or R.sub.3 is methyl and the other two of R.sub.1, R.sub.2 and R.sub.3 is hydrogen; wherein the dashed line represents a carbon-carbon double bond or a carbon-carbon single bond with the proviso that when R.sub.1 is hydrogen, the dashed line represents a carbon-carbon double bond.Type: GrantFiled: February 8, 1980Date of Patent: February 10, 1981Assignee: International Flavors & Fragrances Inc.Inventors: Richard A. Wilson, William L. Schreiber, Braja D. Mookherjee, Jacob Kiwala, Joaquin F. Vinals, Manfred H. Vock, Gilbert Stork, Frederick L. Schmitt
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Patent number: 4243823Abstract: Processes and compositions are described for use in foodstuff, chewing gum, toothpaste and medicinal product flavor and aroma, smoking tobacco flavor and aroma and perfume and perfumed article aroma augmenting, enhancing and imparting compositions; and as foodstuff, chewing gum, toothpaste, medicinal product, smoking tobacco, perfume and perfumed article aroma and/or flavor imparting materials of 2,6,6-trimethyl-.alpha.-(iso)propenyl-1-cyclohexene-1-methanol and -1,3-cyclohexadiene-1-methanol derivatives or one or more of their geometric or stereoisomers as defined by the generic structure: ##STR1## wherein one of R.sub.1, R.sub.2 or R.sub.3 is methyl and the other two of R.sub.1, R.sub.2 and R.sub.3 represents hydrogen; the dashed line is a carbon-carbon double bond or a carbon-carbon single bond; with the proviso that when R.sub.1 is hydrogen, the dashed line is a carbon-carbon double bond.Addition of one or more of the 2,6,6-trimethyl-.alpha.Type: GrantFiled: May 15, 1979Date of Patent: January 6, 1981Assignee: International Flavors & Fragrances Inc.Inventors: Richard A. Wilson, William L. Schreiber, Braja D. Mookherjee, Jacob Kiwala, Joaquin F. Vinals, Manfred H. Vock, Gilbert Stork, Frederick L. Schmitt
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Patent number: 4224352Abstract: Described is a pear flavoring containing isomer mixtures of 2- and 3-cyclotetradecen-1-ones having the structures: ##STR1##Type: GrantFiled: June 27, 1979Date of Patent: September 23, 1980Assignee: International Flavors & Fragrances Inc.Inventors: Braja D. Mookherjee, Robert W. Trenkle, Manfred H. Vock, Domenick Luccarelli, Jr., Frederick L. Schmitt, Gilbert Stork, Timothy MacDonald, Arthur L. Liberman
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Patent number: 4215006Abstract: Processes and compositions are described for use in solid and liquid anionic, cationic or nonionic detergent aroma augmenting, modifying, altering and enhancing compositions and as solid or liquid anionic, cationic and nonionic detergent aroma imparting materials of a specific isomer and isomer mixtures of 2- and 3-cyclotetradecen-1-ones having the structures: ##STR1## or mixtures of same or mixtures of such 2- and 3-cyclotetradecen-1-ones with cyclotetradecanone having the structure: ##STR2## or cyclododecanone having the structure: ##STR3## Addition of said 2- and 3-cyclotetradecen-1-ones or mixtures produces in such detergents a sweet, musk aroma and exaltone-like, scorched linen, waxy and rooty nuances.Type: GrantFiled: June 27, 1979Date of Patent: July 29, 1980Assignee: International Flavors & Fragrances Inc.Inventors: Braja D. Mookherjee, Robert W. Trenkle, Manfred H. Vock, Domenick Luccarelli, Jr., Frederick L. Schmitt, Gilbert Stork, Timothy Macdonald, Arthur L. Liberman
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Patent number: 4183965Abstract: 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 foodstuffs, chewing gum, toothpaste, medicinal product, perfume and perfumed article aroma imparting materials of specific isomer and isomer mixtures of 2- and 3-cyclotetradecen-1-ones having the structures: ##STR1## or mixtures of same or mixtures of such 2- and 3-cyclotetradecen-1-ones with cyclotetradecanone having the structure: ##STR2## or cyclododecanone having the structure: ##STR3## Addition of said 2- and 3-cyclotetradecen-1-ones or mixtures is indicated to produce:(a) In food flavorings, a sweet, brown sugar and musky aroma and sweet and musky flavor characteristics (useful for flavor augmentation or enhancement in pear, blackberry, apricot and peach flavors and as a bitterness depressant for such foodstuffs, flavor adjuvants and beverages as black coffee; and(b) In perfumes and perfumed articles, a sweet, musk aroType: GrantFiled: December 26, 1978Date of Patent: January 15, 1980Assignee: International Flavors & Fragrances Inc.Inventors: Braja D. Mookherjee, Robert W. Trenkle, Manfred H. Vock, Domenick Luccarelli, Jr., Frederick L. Schmitt, Gilbert Stork, Timothy MacDonald, Arthur L. Liberman