Patents by Inventor Donald O. Collins

Donald O. Collins 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: 4144794
    Abstract: A device for securing a harness to a musical instrument such as a guitar is provided with a receptacle assembly on the musical instrument and a pin member attached to a harness. Means selectively engage a projecting portion of the pin member within a chamber of the receptacle assembly and allow for rotatable movement therebetween.
    Type: Grant
    Filed: June 9, 1978
    Date of Patent: March 20, 1979
    Inventors: Allen B. Silverman, Donald O. Collins