Patents by Inventor Frank Kumli

Frank Kumli 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).

  • Mercapto-alkanol flavor compounds
    Patent number: 6805893
    Abstract: New diastereoisomer-enriched 3-mercapto-alkanols are disclosed. The compounds, namely 3-mercapto-2-methyl-butan-1-ol and/or 3-mercapto-3-methyl-hexan-1-ol, and the stereoisomers of each, are used to flavor products, such as foods and/or beverages. Methods for the preparation of both diastereoisomers of 3-mercapto-2-methyl-butan-1-ol are also disclosed.
    Type: Grant
    Filed: June 11, 2003
    Date of Patent: October 19, 2004
    Assignee: Givaudan SA
    Inventors: Gonzalo Acuna, Markus Gautschi, Frank Kumli, Joachim Schmid, Janos Zsindely
  • Mercapto-alkanol flavor compounds
    Publication number: 20040047960
    Abstract: New diastereoisomer-enriched 3-mercapto-alkanols are disclosed. The compounds, namely 3-mercapto-2-methyl-butan-1-ol and/or 3-mercapto-3-methyl-hexan-1-ol, and the stereoisomers of each, are used to flavor products, such as foods and/or beverages. Methods for the preparation of both diastereoisomers of 3-mercapto-2-methyl-butan-1-ol are also disclosed.
    Type: Application
    Filed: June 11, 2003
    Publication date: March 11, 2004
    Applicant: Givaudan SA
    Inventors: Gonzalo Acuna, Markus Gautschi, Frank Kumli, Joachim Schmid, Janos Zsindely
  • Compounds having protected hydroxy groups
    Patent number: 6627763
    Abstract: The present invention relates to compounds with protected hydroxy groups of formula (I) These compounds are precursors for organoleptic agents, such as fragrances, and masking agents and for antimicrobial agents. When activated, the compounds of formula (I) are cleaved and form one or more organoleptic and/or antimicrobial compounds.
    Type: Grant
    Filed: June 12, 2002
    Date of Patent: September 30, 2003
    Assignee: Givaudan SA
    Inventors: Denise Anderson, Georg Fráter, Frank Kumli
  • Mercapto-alkanol flavor compounds
    Patent number: 6610346
    Abstract: New 3-mercapto-alkanols are disclosed. The compounds, namely 3-mercapto-2-methyl-butan-1-ol and/or 3-mercapto-3-methyl-hexan-1-ol, and the stereoisomers of each, are used to flavor products, such as foods and/or beverages. Methods for the preparation of both diastereoisomers of 3-mercapto-2-methyl-butan-1-ol are also disclosed.
    Type: Grant
    Filed: May 26, 2000
    Date of Patent: August 26, 2003
    Assignee: Givaudan Schweiz AG
    Inventors: Gonzalo Acuña, Markus Gautschi, Frank Kumli, Joachim Schmid, Janos Zsindely
  • Serine carbonates
    Patent number: 6569411
    Abstract: Serine carbonates of formula I are precursors for organoleptic compounds, masking agents and antimicrobial agents. Further they are alternative substrates for malodor producing enzymes. The symbols in formula I are defined in claim 1.
    Type: Grant
    Filed: August 15, 2002
    Date of Patent: May 27, 2003
    Assignee: The Gillette Company
    Inventors: Georg Frater, Denise Anderson, Frank Kumli, Jens Wittenberg, Virginia Streusand Goldman
  • Serine carbonates
    Publication number: 20030018055
    Abstract: Serine carbonates of formula I are precursors for organoleptic compounds, masking agents and antimicrobial agents. Further they are alternative substrates for malodor producing enzymes. The symbols in formula I are defined in claim 1.
    Type: Application
    Filed: August 15, 2002
    Publication date: January 23, 2003
    Inventors: George Frater, Denise Anderson, Frank Kumli, Jens Wittenberg, Virginia Streusand Goldman
  • Compounds having protected hydroxy groups
    Publication number: 20020193269
    Abstract: The present invention relates to compounds with protected hydroxy groups of formula (I) 1
    Type: Application
    Filed: June 12, 2002
    Publication date: December 19, 2002
    Applicant: Givaudan SA, a Switzerland corporation
    Inventors: Denise Anderson, Georg Frater, Frank Kumli
  • Compounds having protected hydroxy groups
    Patent number: 6479682
    Abstract: The present invention relates to compounds with protected hydroxy groups of formula (I) These compounds are precursors for organoleptic agents, such as fragrances, and masking agents and for antimicrobial agents. When activated, the compounds of formula (I) are cleaved and form one or more organoleptic and/or antimicrobial compounds.
    Type: Grant
    Filed: October 11, 2000
    Date of Patent: November 12, 2002
    Assignee: Givaudan SA
    Inventors: Denise Anderson, Georg Fráter, Frank Kumli
  • Compounds having protected hydroxy groups
    Patent number: 6437150
    Abstract: The present invention relates to compounds with protected hydroxy groups of formula (I) These compounds are precursors for organoleptic agents, such as fragrances, and masking agents and for antimicrobial agents. When activated, the compounds of formula (I) are cleaved and form one or more organoleptic and/or antimicrobial compounds.
    Type: Grant
    Filed: July 13, 2000
    Date of Patent: August 20, 2002
    Assignee: Givaudan SA
    Inventors: Denise Anderson, Georg Fráter, Frank Kumli