Patents by Inventor Del P. Virgilio

Del P. Virgilio 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).

  • Floating apparatus for weeding and dredging waterways
    Patent number: 4070978
    Abstract: A floating apparatus including a barge having a plurality of hydraulically actuated stabilizers for positioning the barge at a location. An hydraulically actuated, articulated boom is rotatably mounted on the barge and provided with any of a plurality of instrumentalities at the free end thereof for weeding, dredging or cleaning waterways.
    Type: Grant
    Filed: July 1, 1976
    Date of Patent: January 31, 1978
    Inventor: Del P. Virgilio
  • Greenhouse
    Patent number: D299753
    Type: Grant
    Filed: September 17, 1986
    Date of Patent: February 7, 1989
    Inventor: Del P. Virgilio