Patents by Inventor Charles D. McDonald

Charles D. McDonald 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).

  • Man-overboard rescue apparatus for sailboats
    Patent number: 4343056
    Abstract: A man overboard rescue device for use on a sailboat having a mast supported by shrouds includes a boom, structure for attaching the boom to the shrouds, a recovery line having one end attached to the boat and the other end fed through a guide attached adjacent the outer end of the boom, a sling arrangement attached to the other end of the recovery line and a container with a selectively openable closure and attached to the boat for releasably containing the sling and the portion of the recovery line adjacent the sling.
    Type: Grant
    Filed: May 5, 1980
    Date of Patent: August 10, 1982
    Inventor: Charles D. McDonald