Patents by Inventor Wolf Engels

Wolf Engels 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).

  • Process and agents for control of white coffee-leaf miners, especially Perileucoptera coffeella
    Patent number: 5053223
    Abstract: 5,9-Dimethylpentadecane (I) and 5,9-dimethylhexadecane (II) and their use in agents for the control of the white coffee-leaf miner, Perileucoptera coffeella, particularly by the confusion technique.
    Type: Grant
    Filed: July 13, 1989
    Date of Patent: October 1, 1991
    Assignee: BASF Aktiengesellschaft
    Inventors: Wolfgang Krieg, Hansgeorg Ernst, Ernst Buschmann, Wittko Francke, Wolf Engels