Patents by Inventor Rudolph C. Olson

Rudolph C. Olson 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).

  • Patent number: 5289609
    Abstract: A guide for cleaning paint from a window to be used with a razor blade scraper or the like. The guide includes a first panel having a pair of opposed edges, one of the edges having a straight, elongated blade that may be placed against the window flush with a sash or glazed side of the window. A second panel extends from the opposed edge of the first panel, the second panel being in angular relation to the first panel. A third panel extends from the second panel, the third panel being substantially parallel with the first panel. A fourth panel extends from the third panel wherein the fourth panel may be held in one hand of the user while the other hand moves the scraper along the elongated blade to remove paint on the window except for a thin band covered by the blade.
    Type: Grant
    Filed: March 2, 1992
    Date of Patent: March 1, 1994
    Inventor: Rudolph C. Olson