Patents by Inventor William F. Maida

William F. Maida 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).

  • Aqueous coating composition and method
    Patent number: 4263188
    Abstract: An aqueous coating composition for forming a magnetic tape which has good adhesion for polyethylene terephthalate substrate. The composition is a stable dispersion in water of urethane with carboxylic acid groups in the backbone chain and includes a polyfunctional cross-linking agent.
    Type: Grant
    Filed: May 23, 1979
    Date of Patent: April 21, 1981
    Assignee: Verbatim Corporation
    Inventors: George J. Hampton, William F. Maida