Patents by Inventor Karen Jane Rossiter

Karen Jane Rossiter 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).

  • Perfumes comprising 3-alkylcycloalkanols
    Patent number: 6313087
    Abstract: Perfumes and perfumed products comprising 3-alkylcycloalkan-1-ols of formula (I), wherein R1 represents hydrogen or a methyl, ethyl or propyl group; R2, R4 and R5 independently represent hydrogen or a methyl group; R3 represents a saturated hydrocarbon group with 4-8 carbon atoms, provided that the first carbon atom of this hydrocarbon group is not a tertiary carbon atom, and n represents the numbers 1, 2 and 3. The invention also concerns compounds of formula (I) wherein R1 represents a methyl, ethyl or propyl group and R2-R5 are as outlined above.
    Type: Grant
    Filed: October 25, 1999
    Date of Patent: November 6, 2001
    Assignee: Quest International BV
    Inventor: Karen Jane Rossiter
  • 1,3-dioxane and its use in perfumery
    Patent number: 5888961
    Abstract: The invention provides the novel cyclic acetal 2-isobutyl-5-methyl-1,3-dioxane. This compound has attractive fragrance characteristics, i.e. a strong chamomile and fruity odor with aniseed, minty, camphor and green notes. The compound finds application as a fragrance material in a wide range of perfumes and perfumed products.
    Type: Grant
    Filed: December 10, 1997
    Date of Patent: March 30, 1999
    Assignee: Quest International B.V.
    Inventor: Karen Jane Rossiter