Patents by Inventor Bobby J. Langley

Bobby J. Langley 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).

  • High-strength landscape ring
    Patent number: 5465526
    Abstract: High-strength ring for protecting the trunk of a tree from contact with lawn maintenance equipment, and other hazards, said ring being characterized by a high-strength stabilizing locking mechanism and a rolled upper edge.
    Type: Grant
    Filed: September 23, 1994
    Date of Patent: November 14, 1995
    Inventor: Bobby J. Langley