Patents by Inventor Carl L. Di Luzio

Carl L. Di Luzio 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: 4134588
    Abstract: A spring actuated short billiard cue stick having a plunger shaft in the bore of a handle member, the shaft being slotted longitudinally in the bore with spaced enlargements therealong, a manually releasable latch member in the form of a rod associated with the slot having a reduced stem passing transversely therethrough and fitted with an enlarged catch element receivable in any of the slot enlargements to yieldably hold the shaft in a plurality of retracted positions, the reduced stem being registrable with the bore diameter and enabling spring actuated movement of the stick shaft.
    Type: Grant
    Filed: November 16, 1977
    Date of Patent: January 16, 1979
    Inventor: Carl L. Di Luzio