Patents by Inventor Gerald W. Eichhoefer

Gerald W. Eichhoefer 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).

  • Pine oil fire ant insecticide
    Patent number: 4891222
    Abstract: This invention relates to the use of mixtures of terpene alcohols and terpene hydrocarbons, such as pine oil, in combination with surface active agents of the anionic and nonionic type containing dispersing and stabilizing agents, for controlling the population of certain colonial insects, especially fire ants.
    Type: Grant
    Filed: February 24, 1987
    Date of Patent: January 2, 1990
    Inventor: Gerald W. Eichhoefer