Patents by Inventor Wilhelm F. Lupkes

Wilhelm F. Lupkes 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).

  • Paint-applying device
    Patent number: 4012152
    Abstract: A paint applicator having a handle, comprising a housing, and a paint transfer roller rotatably mounted in the housing. A paint container has its interior communicating with the interior of the housing by way of an aperture, and a paint applicator roller is rotatably mounted at the outlet of the housing so as to be in rolling engagement with the paint transfer roller, the paint container being laterally disposed with respect to the handle, and the aperture opening into the housing at a region remote from the region of rolling engagement between the two rollers.
    Type: Grant
    Filed: July 24, 1975
    Date of Patent: March 15, 1977
    Inventor: Wilhelm F. Lupkes
  • Paint application device
    Patent number: D248416
    Type: Grant
    Filed: June 28, 1976
    Date of Patent: July 4, 1978
    Inventor: Wilhelm F. Lupkes