Patents by Inventor David O. Agyemang

David O. Agyemang 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).

  • Flavor and fragrance compositions containing thiopyran-carbaldehyde
    Patent number: 10125338
    Abstract: The present invention relates to the novel flavor and fragrance use of 2,6-dipropyl-5,6-dihydro-2H-thiopyran-3-carbaldehyde.
    Type: Grant
    Filed: October 31, 2016
    Date of Patent: November 13, 2018
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Robert Cannon, Adam Jan Janczuk, David O. Agyemang, Zhen Chen
  • NOVEL ORGANOLEPTIC COMPOUNDS AND THEIR USE IN FLAVOR AND FRAGRANCE COMPOSITIONS
    Publication number: 20170174650
    Abstract: The present invention is directed to novel organoleptic compounds, a process of augmenting, enhancing or imparting taste to a material selected from the group consisting of a foodstuff, a chewing gum, a dental product, an oral hygiene product and a medicinal product comprising the step of incorporating an olfactory acceptable amount of such novel organoleptic compounds, and a process of improving, enhancing or modifying a fragrance composition through the addition of an olfactory acceptable amount of such novel organoleptic compounds.
    Type: Application
    Filed: April 6, 2015
    Publication date: June 22, 2017
    Inventors: David O. AGYEMANG, Anja VAN KIPPERSLUIS BRAIN, Tingwei CAI, Robert J. CANNON, Zhen CHEN, Nicole L. CURTO, Adam Jan JANCZUK, Paul D. JONES, Arkadiusz KAZIMIERSKI, Jing LI, David RODRIGUEZ
  • FLAVOR AND FRAGRANCE COMPOSITIONS CONTAINING THIOPYRAN-CARBALDEHYDE
    Publication number: 20170051232
    Abstract: The present invention relates to the novel flavor and fragrance use of 2,6-dipropyl-5,6-dihydro-2H-thiopyran-3-carbaldehyde.
    Type: Application
    Filed: October 31, 2016
    Publication date: February 23, 2017
    Inventors: Robert Cannon, Adam Jan Janczuk, David O. Agyemang, Zhen Chen
  • Flavor and fragrance compositions containing thiopyran-carbaldehyde
    Patent number: 9510612
    Abstract: The present invention relates to the novel flavor and fragrance use of 2,6-dipropyl-5,6-dihydro-2H-thiopyran-3-carbaldehyde.
    Type: Grant
    Filed: November 18, 2014
    Date of Patent: December 6, 2016
    Assignee: INTERNATIONAL FLAVORS & FRAGRANCES INC.
    Inventors: Robert Cannon, Adam Jan Janczuk, David O. Agyemang, Zhen Chen
  • FLAVOR AND FRAGRANCE COMPOSITIONS CONTAINING THIOPYRAN-CARBALDEHYDE
    Publication number: 20160135490
    Abstract: The present invention relates to the novel flavor and fragrance use of 2,6-dipropyl-5,6-dihydro-2H-thiopyran-3-carbaldehyde.
    Type: Application
    Filed: November 18, 2014
    Publication date: May 19, 2016
    Inventors: Robert Cannon, Adam Jan Janczuk, David O. Agyemang, Zhen Chen
  • 2-mercapto-5-methyl-4-heptanone and its use in flavor and fragrance compositions
    Patent number: 9179701
    Abstract: The present invention is directed to a novel compound, 2-mercapto-5-methyl-4-heptanone, a process of augmenting, enhancing or imparting taste to a material selected from the group consisting of a foodstuff, a chewing gum, a medicinal product, and toothpaste comprising the step of incorporating an olfactory acceptable amount of 2-mercapto-5-methyl-4-heptanone, and a process of improving, enhancing or modifying a fragrance formulation through the addition of an olfactory acceptable amount of 2-mercapto-5-methyl-4-heptanone.
    Type: Grant
    Filed: December 13, 2013
    Date of Patent: November 10, 2015
    Assignee: International Flavors & Fragrances, Inc.
    Inventors: David O. Agyemang, Kathryn A. Bardsley, Zhen Chen, Adam Jan Janczuk, Laurence Trinnaman
  • 2-MERCAPTO-5-METHYL-4-HEPTANONE AND ITS USE IN FLAVOR AND FRAGRANCE COMPOSITIONS
    Publication number: 20140171517
    Abstract: The present invention is directed to a novel compound, 2-mercapto-5-methyl-4-heptanone, a process of augmenting, enhancing or imparting taste to a material selected from the group consisting of a foodstuff, a chewing gum, a medicinal product, and toothpaste comprising the step of incorporating an olfactory acceptable amount of 2-mercapto-5-methyl-4-heptanone, and a process of improving, enhancing or modifying a fragrance formulation through the addition of an olfactory acceptable amount of 2-mercapto-5-methyl-4-heptanone.
    Type: Application
    Filed: December 13, 2013
    Publication date: June 19, 2014
    Applicant: International Flavors & Fragrances Inc.
    Inventors: David O. Agyemang, Kathryn A. Bardsley, Zhen Chen, Adam Jan Janczuk, Laurence Trinnaman
  • USE OF THIAZOLE COMPOUND IN FLAVOR APPLICATIONS
    Publication number: 20120244089
    Abstract: The present invention has discovered that 2-ethyl-4-methyl-2,5-dihydro-thiazole possesses unexpected and advantageous flavor properties.
    Type: Application
    Filed: June 7, 2012
    Publication date: September 27, 2012
    Inventors: David O. Agyemang, Kathryn A. Bardsley, Linda Psota-Kelty, Laurence Trinnaman
  • Alkyldienamides exhibiting taste and sensory effect in flavor compositions
    Patent number: 8075937
    Abstract: Alkyldienamides compounds suitable for use as flavoring agents are disclosed. The compounds are used as flavors since they possess umami characteristics or other desirable organoleptic properties. The disclosed compounds are defined by the structure set forth below: wherein R is ethyl or cyclopropyl; and wherein R? is methyl or butyl, with the proviso that when R is ethyl, R? is not methyl.
    Type: Grant
    Filed: August 20, 2009
    Date of Patent: December 13, 2011
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark L. Dewis, Michelle E. Huber, Michael V. Cossette, David O. Agyemang, Garry Conklin, Tao Pei
  • Compositions of oxo-terpene derivatives and process for preparing the same
    Patent number: 7927643
    Abstract: Described is to a process for augmenting, enhancing, modifying, or imparting a berry or citrus aroma or taste to a foodstuff or a beverage comprising the step of adding to a foodstuff or a beverage an aroma or taste augmenting, enhancing, modifying, or imparting quantity of at least an oxo-terpene carbinol, a carbinyl C1-C6 alkanoate, or a C4-C6 alkenoate.
    Type: Grant
    Filed: March 20, 2009
    Date of Patent: April 19, 2011
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark Lawrence Dewis, Michelle E. Huber, David O. Agyemang, Garry Conklin
  • Compositions of oxo-terpene derivatives and process for preparing the same
    Patent number: 7923049
    Abstract: Described is to a process for augmenting, enhancing, modifying, or imparting a berry or citrus aroma or taste to a foodstuff or a beverage comprising the step of adding to a foodstuff or a beverage an aroma or taste augmenting, enhancing, modifying, or imparting quantity of at least an oxo-terpene carbinol, a carbinyl C1-C6 alkanoate, or a C4-C6 alkenoate.
    Type: Grant
    Filed: March 20, 2009
    Date of Patent: April 12, 2011
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark Lawrence Dewis, Michelle E. Huber, David O. Agyemang, Garry Conklin
  • Use of Thiazoline Compounds in Flavor Applications
    Publication number: 20110052775
    Abstract: The invention is directed to a method for improving, enhancing or modifying the foodstuff through the addition of an effective amount of the following compound wherein R and R1 may be selected from hydrogen or a C1 to C5 alkyl group.
    Type: Application
    Filed: September 1, 2009
    Publication date: March 3, 2011
    Inventors: David O. Agyemang, Kathryn A. Bardsley, Linda Psota-Kelty, Laurence Trinnaman
  • ALKYLDIENAMIDES EXHIBITING TASTE AND SENSORY EFFECT IN FLAVOR COMPOSITIONS
    Publication number: 20090311402
    Abstract: Alkyldienamides compounds suitable for use as flavoring agents are disclosed. The compounds are used as flavors since they possess umami characteristics or other desirable organoleptic properties. The disclosed compounds are defined by the structure set forth below: wherein R is ethyl or cyclopropyl; and wherein R? is methyl or butyl, with the proviso that when R is ethyl, R? is not methyl.
    Type: Application
    Filed: August 20, 2009
    Publication date: December 17, 2009
    Inventors: Mark L. Dewis, Michelle E, Huber, Michael V. Cossette, David O. Agyemang, Garry Conklin, Tao Pei
  • Alkyldienamides exhibiting taste and sensory effect in flavor compositions
    Patent number: 7632531
    Abstract: Compounds suitable for use as flavoring agents are disclosed. The compounds are used as flavors since they possess umami characteristics or other desirable organoleptic properties.
    Type: Grant
    Filed: February 20, 2004
    Date of Patent: December 15, 2009
    Assignee: International Flavors & Fragnances Inc.
    Inventors: Mark L. Dewis, Michelle E. Huber, Michael V. Cossette, David O. Agyemang, Garry Conklin, Tao Pei
  • Thioester compounds and their use in fragrance or flavor applications
    Patent number: 7615661
    Abstract: The present invention relates to thioester compounds and the incorporation and use of the new chemical entities as flavor and fragrance chemicals.
    Type: Grant
    Filed: March 12, 2008
    Date of Patent: November 10, 2009
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Kathryn Bardsley, David O. Agyemang, Tao Pei
  • THIOESTER COMPOUNDS AND THEIR USE IN FRAGRANCE OR FLAVOR APPLICATIONS
    Publication number: 20090232747
    Abstract: The present invention relates to thioester compounds and the incorporation and use of the new chemical entities as flavor and fragrance chemicals.
    Type: Application
    Filed: March 12, 2008
    Publication date: September 17, 2009
    Inventors: Kathryn Bardsley, David O. Agyemang, Tao Pei
  • COMPOSITIONS OF OXO-TERPENE DERIVATIVES AND PROCESS FOR PREPARING THE SAME
    Publication number: 20090180973
    Abstract: Described is to a process for augmenting, enhancing, modifying, or imparting a berry or citrus aroma or taste to a foodstuff or a beverage comprising the step of adding to a foodstuff or a beverage an aroma or taste augmenting, enhancing, modifying, or imparting quantity of at least an oxo-terpene carbinol, a carbinyl C1-C6 alkanoate, or a C4-C6 alkenoate.
    Type: Application
    Filed: March 20, 2009
    Publication date: July 16, 2009
    Inventors: Mark Lawrence Dewis, Michelle E. Huber, David O. Agyemang, Garry Conklin
  • COMPOSITIONS OF OXO-TERPENE DERIVATIVES AND PROCESS FOR PREPARING THE SAME
    Publication number: 20090180972
    Abstract: Described is to a process for augmenting, enhancing, modifying, or imparting a berry or citrus aroma or taste to a foodstuff or a beverage comprising the step of adding to a foodstuff or a beverage an aroma or taste augmenting, enhancing, modifying, or imparting quantity of at least an oxo-terpene carbinol, a carbinyl C1-C6 alkanoate, or a C4-C6 alkenoate.
    Type: Application
    Filed: March 20, 2009
    Publication date: July 16, 2009
    Inventors: Mark Lawrence Dewis, Michelle E. Huber, David O. Agyemang, Garry Conklin
  • Compositions of oxo-terpene derivatives and process for preparing the same
    Patent number: 7534460
    Abstract: Described is to a process for augmenting, enhancing, modifying or imparting a berry or citrus aroma or taste in or to a foodstuff or aqueous beverage comprising the step of adding to a foodstuff or aqueous beverage an aroma or taste augmenting, enhancing, modifying or imparting quantity and concentration of at least one oxo-terpene carbinol, carbinyl C1-C6 alkanoate or C4-C6 alkenoate.
    Type: Grant
    Filed: June 16, 2006
    Date of Patent: May 19, 2009
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark Lawrence Dewis, Michelle E. Huber, David O. Agyemang, Garry Conklin
  • Alkyldienamides exhibiting taste and sensory effect in flavor compositions
    Patent number: 7361376
    Abstract: Alkyldienamides compounds suitable for use as flavoring agents are disclosed. The compounds are used as flavors since they possess umami characteristics or other desirable organoleptic properties. The disclosed compounds are defined by the structure set forth below: wherein R is methyl, ethyl, n-propyl, isopropyl, cyclopropyl, n-butyl, sec-butyl, isobutyl, cyclobutyl, CH2CH(CH3)CH2CH3, CH2CH(OH)CH3, CH(CH3)CH2OH, CH2C(CH3)2OH, CH2CH2OH, cyclopentyl or allyl; and wherein R? is methyl, ethyl, n-propyl, n-butyl or n-pentyl, n-hexyl.
    Type: Grant
    Filed: April 11, 2003
    Date of Patent: April 22, 2008
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark L. Dewis, Michelle E. Huber, Michael V. Cossette, David O. Agyemang