Patents by Inventor Gordon R. McCardle

Gordon R. McCardle 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).

  • Chain saw attachment
    Patent number: 4611521
    Abstract: An attachment for a chain saw has a bracket to be bolted to the cutting bar of the saw so that a pivot arm extends on either side of the bracket providing a multi-purpose safety bar for the saw. The pivot arm fits in a support frame enabling the saw to be used for cross-cutting, ripping, or radial cuts.
    Type: Grant
    Filed: June 12, 1984
    Date of Patent: September 16, 1986
    Inventor: Gordon R. McCardle