Patents by Inventor Mark R. TePaske

Mark R. TePaske 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).

  • Leporin A, an antiinsectan fungal metabolite
    Patent number: 5281609
    Abstract: A novel N-methoxy-2-pyridone designated leporin A has been isolated from the sclerotia of the fungus, Aspergillus leporis. Leporin A is characterized by the structural formula ##STR1## and is effective for controlling Lepidopteran insect pests.
    Type: Grant
    Filed: September 24, 1992
    Date of Patent: January 25, 1994
    Assignees: The United States of America, as represented by the Secretary of Agriculture, University of Iowa Research Foundation
    Inventors: Patrick F. Dowd, Donald T. Wicklow, James B. Gloer, Mark R. TePaske
  • Indole antiinsectan metabolites
    Patent number: 5227396
    Abstract: Sulpinine C, secopenitrem B and 10-oxo-11,33-dihydropenitrem B indole compounds have been isolated from the sclerotia of the fungi Aspergillus sulphureus. Aflatrem B has been isolated from the sclerotia of the fungi Aspergillus flavus, and 14-hydroxypaspalinine and 14-(N,N-dimethylvalyloxy)paspalinine have been isolated from the sclerotia of the fungi Aspergillus nomius. The indole compounds are effective for controlling Coleopteran and Lepidopteran insects.
    Type: Grant
    Filed: April 29, 1992
    Date of Patent: July 13, 1993
    Assignees: The United States of America as represented by the Secretary of Agriculture, University of Iowa Research Foundation, Biotechnology Research & Development Corporation
    Inventors: Jodi A. Laakso, Mark R. TePaske, Patrick F. Dowd, James B. Gloer, Donald T. Wicklow, Gail M. Staub
  • Sulpinine, secopenitrem B and aflatrem B antiinsectan metabolites
    Patent number: 5130326
    Abstract: Indole compounds named "sulphinine" and "secopenitrem" have been isolated from the sclerotia of from fungi Aspergillus sulphureus. An indole compound named "aflatrem B" has been isolated from the sclerotia of the fungi Aspergillus flavus. The compounds are effective for controlling Coleopteran and Lepidopteran insects.
    Type: Grant
    Filed: July 19, 1991
    Date of Patent: July 14, 1992
    Assignees: The United States of America as represented by the Secretary of Agriculture, University of Iowa Research Foundation, Biotechnology Research & Development Corporation
    Inventors: Jodi A. Laakso, Mark R. TePaske, Patrick F. Dowd, James B. Gloer, Donald T. Wicklow