Patents by Inventor DeWayne L. Dobson

DeWayne L. Dobson 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).

  • Cargo security seal
    Patent number: 6550829
    Abstract: A new and improved bolt seal which provides an elongated tube or an elongated bolt, having one or more ribs or grooves thereon for engaging a lock body, and a lock body which may be slid onto the end of the bolt to engage the ribs or grooves of the bolt. The lock body has a spring clip or a lock ring therein which when positioned in a locked position engages the ribs or grooves of the bolt in a non-removable manner.
    Type: Grant
    Filed: February 9, 2000
    Date of Patent: April 22, 2003
    Inventor: DeWayne L. Dobson