Patents by Inventor Warren C. Bowden

Warren C. Bowden 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).

  • Publication number: 20140260172
    Abstract: Systems and methods are disclosed for removing debris with a rake having a handle; a stabilizing brace; and a rake head secured to the handle. The rake head includes a mounting bar; and one or more pivotable double coiled spring tines positioned on the mounting bar, each spring tine having an attaching area placed in tension with a leading coil portion, wherein the coils are pressed against the mounting bar as the raked material urges the tine forwardly and wherein a connective area of the spring tine is pulled in the direction of an axis instead of bending transversely to the axis.
    Type: Application
    Filed: May 23, 2014
    Publication date: September 18, 2014
    Inventor: Warren C. Bowden
  • Publication number: 20130001966
    Abstract: Systems and methods are disclosed for removing debris with a rake having a handle; and a rake head secured to the handle. The rake head includes a mounting bar; and one or more pivotable double coiled spring tines positioned on the mounting bar, each spring tine having an attaching area placed in tension with a leading coil portion, wherein the coils are pressed against the mounting bar as the raked material urges the tine forwardly and wherein a connective area of the spring tine is pulled in the direction of an axis instead of bending transversely to the axis.
    Type: Application
    Filed: January 5, 2012
    Publication date: January 3, 2013
    Inventor: Warren C. Bowden
  • Patent number: D784097
    Type: Grant
    Filed: February 9, 2016
    Date of Patent: April 18, 2017
    Inventor: Warren C. Bowden