Patents by Inventor Kenneth H. Hans

Kenneth H. Hans 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).

  • Method of masking plated article with a poly(isobutyl methacrylate) and poly(vinyl toluene) containing coating
    Patent number: 4224118
    Abstract: A method is provided for electrolytically plating selected surface portions of a substrate by the application of a permanent stop-off coating. The coating comprises a fused mixture of poly(isobutyl methacrylate) and poly(vinyl toluene) resins. Well defined edges are provided between plated and unplated surface areas by the stop-off coating. Moreover, the coating is resistant to attack during plating and is adaptable, as is, for further processing operations after plating.
    Type: Grant
    Filed: September 4, 1979
    Date of Patent: September 23, 1980
    Assignee: General Motors Corporation
    Inventor: Kenneth H. Hans