Patents by Inventor Leizer Balk, deceased

Leizer Balk, deceased 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).

  • Zinc-rich powders
    Patent number: 4381334
    Abstract: A zinc-rich electrostatic powder is prepared comprising zinc incorporated homogeneously in an epoxy resin powder.
    Type: Grant
    Filed: July 16, 1981
    Date of Patent: April 26, 1983
    Assignee: Pratt & Lambert, Inc.
    Inventors: Leizer Balk, deceased, James S. Sojkowski