Patents by Inventor George E. Wortley

George E. Wortley 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).

  • Aquatic herbicides
    Patent number: 4076516
    Abstract: Aquatic herbicides of improved activity are afforded by applying them beneath the surface of waters that contain undesirable aquatic vegetation, said application being performed in the presence of a water-soluble vinyl addition polymer having a molecular weight of at least 10,000.
    Type: Grant
    Filed: May 19, 1977
    Date of Patent: February 28, 1978
    Assignee: Nalco Chemical Company
    Inventors: Joseph F. Vartiak, George E. Wortley