Patents by Inventor Mark L. Dewis

Mark L. Dewis 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: 9675699
    Abstract: The following invention relates to a taste enhancer and a method of enhancing taste. The invention relates the use of a cooling enhancing composition which provides cooling enhancement when combined with other cooling compounds.
    Type: Grant
    Filed: December 21, 2012
    Date of Patent: June 13, 2017
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Thumpalasseril V. John, Mark L. Dewis, Kathryn Bardsley, Kenneth J. Kraut, Hou Wu
  • Publication number: 20140370149
    Abstract: The present invention is directed to the use of one or more rebaudioside C polymorphs, or stereoisomers thereof, to enhance the sweet taste of Luo Han Guo or Luo Han Guo in combination with one or more of steviol-based glycosides or rebaudioside A.
    Type: Application
    Filed: December 18, 2012
    Publication date: December 18, 2014
    Inventors: Mark L. Dewis, Kenneth J. Kraut, Debra Merritt, Raymond F. Salemme
  • Publication number: 20140219930
    Abstract: The following invention relates to a taste enhancer and a method of enhancing taste. The invention relates the use of a cooling enhancing composition which provides cooling enhancement when combined with other cooling compounds.
    Type: Application
    Filed: December 21, 2012
    Publication date: August 7, 2014
    Applicant: International Flavors & Fragrances Inc.
    Inventors: Thumpalasseril V. John, Mark L. Dewis, Kathryn Bardsley, Kenneth J. Kraut, Hou Wu
  • Patent number: 8691879
    Abstract: The present invention is directed to the use of one or more rebaudioside C polymorphs, or stereoisomers thereof, to enhance the sweet taste of a flavoring, such as glucosylated steviol glycoside, rebaudioside A, ammoniated glycyrrhizin, neohespherdin dihydrochalcone or thaumatin.
    Type: Grant
    Filed: August 30, 2013
    Date of Patent: April 8, 2014
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark L. Dewis, Kenneth J. Kraut, Debra Merritt, F. Raymond Salemme
  • Publication number: 20140004053
    Abstract: The present invention is directed to the use of one or more rebaudioside C polymorphs, or stereoisomers thereof, to enhance the sweet taste of a flavoring, such as glucosylated steviol glycoside, rebaudioside A, ammoniated glycyrrhizin, neohespherdin dihydrochalcone or thaumatin.
    Type: Application
    Filed: August 30, 2013
    Publication date: January 2, 2014
    Applicant: International Flavors & Fragrances Inc.
    Inventors: Mark L. Dewis, Kenneth J. Kraut, Debra Merritt, Raymond F. Salemme
  • Patent number: 8598110
    Abstract: The present invention relates to novel 1,3-oxathiane compounds represented by Formula I: wherein R is selected from the group consisting of ethyl, butyl, propyl, and (methylthio)ethyl, and their uses to enhance a flavor or fragrance composition.
    Type: Grant
    Filed: March 27, 2012
    Date of Patent: December 3, 2013
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Zhen Chen, Mark L. Dewis, Debra Merritt
  • Patent number: 8524785
    Abstract: The present invention is directed to the use of one or more rebaudioside C polymorphs, or stereoisomers thereof, to enhance the sweet taste of a flavoring, such as glucosylated steviol glycoside, rebaudioside A, ammoniated glycyrrhizin, neohespherdin dihydrochalcone or thaumatin.
    Type: Grant
    Filed: December 21, 2011
    Date of Patent: September 3, 2013
    Assignee: International Flavors and Fragrances Inc.
    Inventors: Mark L. Dewis, Kenneth J. Kraut, Debra Merritt, Raymond F. Salemme
  • Patent number: 8487130
    Abstract: Described is a new cooling agent represented by Structure I and compositions with known coolers having cooling properties and the application of Structure I in foodstuffs and chewing gum:
    Type: Grant
    Filed: February 25, 2011
    Date of Patent: July 16, 2013
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Arkadiusz Kazimierski, Mark L. Dewis
  • Publication number: 20120183490
    Abstract: The present invention relates to novel 1,3-oxathiane compounds represented by Formula I: wherein R is selected from the group consisting of ethyl, butyl, propyl, and (methylthio)ethyl, and their uses to enhance a flavor or fragrance composition.
    Type: Application
    Filed: March 27, 2012
    Publication date: July 19, 2012
    Inventors: Zhen Chen, Mark L. Dewis, Debra Merritt
  • Publication number: 20120157553
    Abstract: The present invention is directed to the use of one or more rebaudioside C polymorphs, or stereoisomers thereof, to enhance the sweet taste of a flavoring, such as glucosylated steviol glycoside, rebaudioside A, ammoniated glycyrrhizin, neohespherdin dihydrochalcone or thaumatin.
    Type: Application
    Filed: December 21, 2011
    Publication date: June 21, 2012
    Applicant: International Flavors & Fragrances
    Inventors: Mark L. Dewis, Kenneth J. Kraut, Debra Merritt, Raymond F. Salemme
  • Patent number: 8173822
    Abstract: The present invention relates to novel 1,3-oxathiane compounds represented by Formula I: wherein R is selected from the group consisting of ethyl, butyl, propyl, and (methylthio)ethyl, and their uses to enhance a flavor or fragrance composition.
    Type: Grant
    Filed: October 30, 2008
    Date of Patent: May 8, 2012
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Zhen Chen, Mark L. Dewis, Debra Merritt
  • 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
  • Patent number: 8007839
    Abstract: Described are mixtures of at least four of the alkadienamides defined according to the structure: wherein R represents C1-C2 n-alkyl; R1 is 2-methyl-1-propyl and R2 is hydrogen, or R1 and R2 taken together is a moiety having the formula —(CH2)n— wherein n is 4 or 5, or compositions containing substantial concentrations of such mixtures, prepared according to novel processes: (a) extraction of a ground substantially dried fruit of one of the Piper species, Piper longum Linn or Piper peepuloides; (b) natural product-forming synthesis; or (c) synthetic product-forming synthesis. Also described are uses of the thus-formed products for augmenting, enhancing or imparting an aroma, taste, chemesthetic effect and/or antibacterial effect in or to a consumable material and/or in the oral cavity and/or on the mammalian epidermis.
    Type: Grant
    Filed: October 3, 2003
    Date of Patent: August 30, 2011
    Assignee: International Flavors & Fragrances
    Inventors: Thumplasseril V. John, Markus A. Eckert, Mark L. Dewis, Jan Herman Colstee, Neil C. da Costa
  • Patent number: 8007849
    Abstract: The present invention relates to novel compounds having sweet, salt or umami taste enhancement qualities. These compounds have the structure: where R1 is H or methyl; R2 is selected from the group consisting of H, C1-C4 alkyl, alkenyl; R3 is selected from the group consisting of H, phenyl, C1-C10 straight or branched chain alkyl, alkenyl, alkynyl, alkyldienyl, acyclic or containing no more than one ring, which contains no more than a total of five heteroatoms selected from F, O, S, N, and P; and if R1?H, R2 and R3 taken together can represent cyclopropyl, cyclobutyl, cyclopentyl, cyclopentenyl, cyclohexyl, or cyclohexenyl, which contains no more than two of each heteroatom selected from N, O, and S; or if R1, R2 and R3 taken together can represent one, or two aromatic rings, which contain no more than three of each heteroatom selected from F, N, S, and O.
    Type: Grant
    Filed: December 14, 2005
    Date of Patent: August 30, 2011
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Tao Pei, Mark L. Dewis, Adam Jan Janczuk
  • Patent number: 8007841
    Abstract: Described are mixtures of at least four of the alkadienamides defined according to the structure: wherein R represents C1-C2 n-alkyl; R1 is 2-methyl-1-propyl and R2 is hydrogen, or R1 and R2 taken together is a moiety having the formula —(CH2)n—, wherein n is 4 or 5, or compositions containing substantial concentrations of such mixtures, prepared according to novel processes: (a) extraction of a ground substantially dried fruit of one of the Piper species, Piper longum Linn or Piper peepuloides; (b) natural product-forming synthesis; or (c) synthetic product-forming synthesis. Also described are uses of the thus-formed products for augmenting, enhancing or imparting an aroma, taste, chemesthetic effect and/or antibacterial effect in or to a consumable material and/or in the oral cavity and/or on the mammalian epidermis.
    Type: Grant
    Filed: September 19, 2007
    Date of Patent: August 30, 2011
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Thumplasseril V. John, Markus A. Eckert, Mark L. Dewis, Jan Herman Colstee, Neil C. da Costa
  • Patent number: 8007840
    Abstract: Described are mixtures of at least four of the alkadienamides defined according to the structure: wherein R represents C1-C2 n-alkyl; R1 is 2-methyl-1-propyl and R2 is hydrogen, or R1 and R2 taken together is a moiety having the formula —(CH2)n—, wherein n is 4 or 5, or compositions containing substantial concentrations of such mixtures, prepared according to novel processes: (a) extraction of a ground substantially dried fruit of one of the Piper species, Piper longum Linn or Piper peepuloides; (b) natural product-forming synthesis; or (c) synthetic product-forming synthesis. Also described are uses of the thus-formed products for augmenting, enhancing or imparting an aroma, taste, chemesthetic effect and/or antibacterial effect in or to a consumable material and/or in the oral cavity and/or on the mammalian epidermis.
    Type: Grant
    Filed: September 19, 2007
    Date of Patent: August 30, 2011
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Thumplasseril V. John, Markus A. Eckert, Mark L. Dewis, Jan Herman Colstee, Neil C. da Costa
  • Publication number: 20110195032
    Abstract: Described is a new cooling agent represented by Structure I and compositions with known coolers having cooling properties and the application of Structure I in foodstuffs and chewing gum:
    Type: Application
    Filed: February 25, 2011
    Publication date: August 11, 2011
    Inventors: Arkadiusz Kazimierski, Mark L. Dewis
  • Patent number: 7923577
    Abstract: Described is a new cooling agent represented by Structure I and compositions with known coolers having cooling properties and the application of Structure I in foodstuffs and chewing gum:
    Type: Grant
    Filed: April 27, 2009
    Date of Patent: April 12, 2011
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Kathryn Anne Bardsley, Mark L. Dewis, Brian Trevor Grainger, Adam Jan Janczuk, Arkadiusz Kazimierski, Kenneth J. Kraut, John L. Sondrup, Ying Yang
  • Publication number: 20100272655
    Abstract: Described is a new cooling agent represented by Structure I and compositions with known coolers having cooling properties and the application of Structure I in foodstuffs and chewing gum:
    Type: Application
    Filed: April 27, 2009
    Publication date: October 28, 2010
    Inventors: Kathryn Anne Bardsley, Mark L. Dewis, Brian Trevor Grainger, Adam Jan Janczuk, Arkadiusz Kazimierski, Kenneth J. Kraut, John L. Sondrup, Ying Yang
  • Patent number: 7794768
    Abstract: Saturated and unsaturated compounds having sweet, salt or umami taste enhancement qualities. The compounds have the structure: wherein R1?H or methyl; R2 is selected from the group consisting of H, C1-C4 alkyl, alkenyl and methylene; R3 is selected from the group consisting of H, C1-C8 straight or branched chain alkyl, alkenyl, dienalkyl and phenyl; or if R1?H, R2 and R3 taken together can represent cyclopropyl, cyclobutyl, cyclopentyl, cyclopentenyl, cyclohexyl, or cyclohexenyl; R4 is selected from the group consisting of H, methyl and ethyl; R5 is selected from the group consisting of H, methyl and ethyl; R6 is selected from the group consisting of H, C1-C9 straight or branched chain alkyl, alkenyl, alkyldienyl, and acyclic or cyclic containing no more than one ring; with the proviso that in structure 1, when R4 is H or Me and R5?H or methyl, R6 may be selected from the group described above and phenyl.
    Type: Grant
    Filed: August 12, 2008
    Date of Patent: September 14, 2010
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark L. Dewis, Garry Conklin, Tao Pei