Patents by Inventor Nathan B. Shimp

Nathan B. Shimp 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: 4932157
    Abstract: A tree surround which is provided to confine shredded or bark material at the base of a tree for the purpose of retaining moisture and likewise prevent the growth of weeds thereby maintaining neat appearance of the tree area, the surround being made from tire carcasses, specifically the sidewalls thereof which would normally be a problem to dispose of and costly to otherwise destroy, the shape of the sidewall and the contact of the severed outer periphery with the ground making possible use of power equipment to trim weeds which may grow near such periphery.
    Type: Grant
    Filed: June 1, 1989
    Date of Patent: June 12, 1990
    Inventor: Nathan B. Shimp