Patents by Inventor Roger T. Bellavance

Roger T. Bellavance 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: 4626118
    Abstract: A writing instrument, having a mechanism for alternately retracting and protracting its writing point, comprises a shackle alternately closed and opened by that mechanism, for releasably fastening to an associated object.
    Type: Grant
    Filed: March 18, 1985
    Date of Patent: December 2, 1986
    Inventor: Roger T. Bellavance
  • Patent number: 3932908
    Abstract: A portable scrubbing device incorporating a rotary scrubbing brush detachably mounted in a handle member powered by a flexible cable driven by a motor mounted in a housing unit. The housing unit is fitted with external recesses for storing the handle member and scrubbing brush.
    Type: Grant
    Filed: March 20, 1974
    Date of Patent: January 20, 1976
    Assignee: The Raymond Lee Organization, Inc.
    Inventors: Andrew J. Bitgood, Roger T. Bellavance
  • Patent number: RE32656
    Abstract: A writing instrument, having a mechanism for alternately retracting and protracting its writing point, comprises a shackle alternately closed and opened by that mechanism, for releasably fastening to an associated object.
    Type: Grant
    Filed: August 12, 1987
    Date of Patent: April 26, 1988
    Inventors: Roger T. Bellavance