Patents by Inventor Keith Fritsch

Keith Fritsch 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).

  • Linear marking apparatus
    Patent number: 7908754
    Abstract: The Linear Marking Apparatus that which includes an embedded marking substance (chalk) reel during use, allowing a single worker to effectively snap a marking line over the work surface. In various embodiments, the Linear Marking Apparatus the tool can also be utilized as a measuring device, a straight edge, or a level. Potential uses of the Linear Marking Apparatus include marking lines on walls, ground, vehicles, concrete, roofing, floors, window, boats, furnishings, ceilings.
    Type: Grant
    Filed: April 27, 2009
    Date of Patent: March 22, 2011
    Inventor: Keith Fritsch
  • Linear Marking Apparatus
    Publication number: 20100269360
    Abstract: The Linear Marking Apparatus that which includes an embedded marking substance (chalk) reel during use, allowing a single worker to effectively snap a marking line over the work surface. In various embodiments, the Linear Marking Apparatus the tool can also be utilized as a measuring device, a straight edge, or a level. Potential uses of the Linear Marking Apparatus include marking lines on walls, ground, vehicles, concrete, roofing, floors, window, boats, furnishings, ceilings.
    Type: Application
    Filed: April 27, 2009
    Publication date: October 28, 2010
    Inventor: Keith Fritsch