Patents by Inventor William C. Ferguson

William C. Ferguson 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: 4092776
    Abstract: A cutting tool comprising a one-piece plastic tongs having flat cutting blades disposed at the free ends thereof, the U-shaped portion of the tongs acting as a torsion spring to urge the blades into the proper cutting relationship as the legs of the tongs are moved together, the torsion spring portion being biased to urge the legs of the tongs to a normal fully open position and being loaded by distorting the U-shaped portion through relative movement of the legs from the normal fully open position to a latched position in which the cutting edges of the blades are exposed for cutting.
    Type: Grant
    Filed: December 16, 1977
    Date of Patent: June 6, 1978
    Assignee: Cooper Industries, Inc.
    Inventor: William C. Ferguson
  • Patent number: D245569
    Type: Grant
    Filed: September 29, 1975
    Date of Patent: August 30, 1977
    Assignee: Cooper Industries
    Inventor: William C. Ferguson
  • Patent number: D248921
    Type: Grant
    Filed: November 22, 1976
    Date of Patent: August 15, 1978
    Assignee: Cooper Industries, Inc.
    Inventor: William C. Ferguson
  • Patent number: D255763
    Type: Grant
    Filed: December 16, 1977
    Date of Patent: July 8, 1980
    Assignee: Cooper Industries Inc.
    Inventor: William C. Ferguson
  • Patent number: D258798
    Type: Grant
    Filed: June 5, 1978
    Date of Patent: April 7, 1981
    Assignee: Cooper Industries Inc.
    Inventor: William C. Ferguson
  • Patent number: D280267
    Type: Grant
    Filed: August 27, 1984
    Date of Patent: August 27, 1985
    Assignee: Empire Brushes, Inc.
    Inventors: William C. Bryant, William C. Ferguson
  • Patent number: D296390
    Type: Grant
    Filed: October 15, 1985
    Date of Patent: June 28, 1988
    Assignee: Empire Brushes, Inc.
    Inventors: William C. Bryant, William C. Ferguson