Patents by Inventor William Arliss Walker

William Arliss Walker 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).

  • Extraction tool
    Patent number: 8376678
    Abstract: An extraction tool having an elongated base member having first and second ends, and a drill bit being removably attachable to a socket in the first end; the base member having a first threaded portion being disposed approximate the first end; the second end being adapted to be removably connected to a load bearing coupling.
    Type: Grant
    Filed: February 13, 2010
    Date of Patent: February 19, 2013
    Inventor: William Arliss Walker
  • EXTRACTION TOOL
    Publication number: 20100156123
    Abstract: An extraction tool having an elongated base member having first and second ends, and a drill bit being removably attachable to a socket in the first end; the base member having a first threaded portion being disposed approximate the first end; the second end being adapted to be removably connected to a load bearing coupling.
    Type: Application
    Filed: February 13, 2010
    Publication date: June 24, 2010
    Applicant: LINE WALKER, LLC
    Inventor: William Arliss Walker
  • Extraction tool
    Patent number: 7686359
    Abstract: An improved extraction tool comprises base member 53, squared head portion 57, adapter socket 66, cylindrical middle portion 60, threaded portion 56, conical transition bit mounting foot 69, drill bit 58, drill bit socket 61 and a plurality of drill bit fasteners 64.
    Type: Grant
    Filed: April 11, 2007
    Date of Patent: March 30, 2010
    Assignee: Line Walker, LLC
    Inventor: William Arliss Walker