Patents by Inventor Donald Whithycombe

Donald Whithycombe 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).

  • Use of dibutyl succinate, dimethyl disulfide and mixtures of same as insect attractants
    Patent number: 4801448
    Abstract: Described are the uses of dimethyl disulfide having the structure: ##STR1## and dibutyl succinate having the structure: ##STR2## taken alone or taken in combination as attractants for sand flies (Psychodidae), house flies and beetles (Coleoptera). The dimethyl disulfide itself is specifically useful as an attractant for house flies and the dibutyl succinate is specifically useful as an attractant for Coleoptera and Psychodidae. The dibutyl succinate and dimethyl disulfide taken alone or in combination find utility primarily as bait enhancers for acute toxins and/or trapping devices.
    Type: Grant
    Filed: June 27, 1986
    Date of Patent: January 31, 1989
    Assignees: International Flavors & Fragrances Inc., The University of Florida
    Inventors: Richard A. Wilson, Jerry F. Butler, Donald Whithycombe, Braja D. Mookherjee, Ira Katz, Kenneth R. Schrankel