Patents by Inventor Costanza: John R.

Costanza: John R. 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).

  • Controlled release insecticide composition
    Patent number: 4623540
    Abstract: An emulsifiable concentrate of Imidan, an acrylic or styrene resin, a surfactant and an aliphatic organic solvent functions as a controlled release insecticide when applied to plant foliage. The organic solvent is a solvent for the resin and the surfactant but is a non-solvent for the Imidan.
    Type: Grant
    Filed: July 9, 1981
    Date of Patent: November 18, 1986
    Assignee: Les Produits Organiques du Santerre-Orsan S.A. ("Orsan")
    Inventors: Costanza: John R., Henry A. Terwedow