Patents by Inventor Roland de Marcellus

Roland de Marcellus 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).

  • Waterway marker illuminating assembly
    Patent number: 9561841
    Abstract: A waterway marker illuminating assembly includes a base that has a top side and a bottom side. The bottom side is abutted against and attached to a boat. A post is attached to the top side and extends upwardly therefrom. A housing is attached to an upper end of the post distal to the base. A laser light emitter is mounted in the housing and emits laser light when the laser light emitter is turned on. The laser light emitter illuminates a waterway marker such that a boat operator can easily see the waterway marker.
    Type: Grant
    Filed: June 4, 2015
    Date of Patent: February 7, 2017
    Inventor: Roland De Marcellus
  • Waterway Marker Illuminating Assembly
    Publication number: 20160355242
    Abstract: A waterway marker illuminating assembly includes a base that has a top side and a bottom side. The bottom side is abutted against and attached to a boat. A post is attached to the top side and extends upwardly therefrom. A housing is attached to an upper end of the post distal to the base. A laser light emitter is mounted in the housing and emits laser light when the laser light emitter is turned on. The laser light emitter illuminates a waterway marker such that a boat operator can easily see the waterway marker.
    Type: Application
    Filed: June 4, 2015
    Publication date: December 8, 2016
    Inventor: Roland De Marcellus
  • Attachments for lawn edgers
    Patent number: 4278133
    Abstract: A motor powered lawn edger is converted to a lawn cultivator, a snow blower, or an ice chipper by removal of the lawn edging blade and its housing, and substitution therefor of a cultivating, blowing or chipping blade and an appropriate housing.
    Type: Grant
    Filed: July 3, 1978
    Date of Patent: July 14, 1981
    Inventor: Roland de Marcellus