Patents by Inventor Charles Grubb

Charles Grubb 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: 20090194301
    Abstract: The present invention provides an ergonomically shaped gardening hand tool comprising a base, a tool head extending from the base, and a handle extending from the base at an angle with respect to the tool head. The base may further comprise a pivot with a plurality of settings by which the user can adjust the angle of the handle with respect to the tool head. The tool head can be one of any kind of tool head used in gardening, including but not limited to a rake, hoe, pick, trowel, and the like. The handle may be padded for comfort and ergonomically shaped to accommodate the curvature of a gripping hand.
    Type: Application
    Filed: February 5, 2008
    Publication date: August 6, 2009
    Inventor: Charles Grubb
  • Publication number: 20070125681
    Abstract: The present invention describes a storage system, which includes a plurality of stackable, rotatable trays, where at least one tray of the plurality of stackable, rotatable trays includes at least one holding compartment. Also included is an interlocking mechanism for attaching and detaching each tray of the plurality of stackable, rotatable trays. Additionally, the rotational spatial dimensions of the system are substantially unchanged irrespective of an open or closed configuration of any one of the plurality of stackable, rotatable trays.
    Type: Application
    Filed: December 5, 2005
    Publication date: June 7, 2007
    Inventor: Charles Grubb
  • Patent number: D581701
    Type: Grant
    Filed: February 7, 2008
    Date of Patent: December 2, 2008
    Inventor: Charles Grubb
  • Patent number: D637211
    Type: Grant
    Filed: March 31, 2009
    Date of Patent: May 3, 2011
    Assignee: Campbell Hausfeld/Scott Fetzer Company
    Inventors: Berlie Eugene Parks, Darrin W. Wilmes, Dwight Charles Grubbs