Patents Assigned to Paul Costain
  • Quick coupling cue stick
    Patent number: 6027410
    Abstract: A multiple piece cue stick includes multiple stick portions which are coupled together by a sleeve bushing secured to one stick portion and a coupling rod secured to another stick portion. The coupling rod has an elongate shaft which fits within a smooth bore of the sleeve bushing and is coupled to the sleeve bushing by engaging male threads of the coupling rod with female threads of the sleeve bushing.
    Type: Grant
    Filed: December 7, 1998
    Date of Patent: February 22, 2000
    Assignee: Paul Costain
    Inventors: Paul Costain, Gary Fumarola
  • Quick coupling cue stick
    Patent number: 5527224
    Abstract: A multiple piece cue stick includes multiple stick portions which are coupled together by a sleeve bushing secured to one stick portion and a coupling rod secured to another stick portion. The coupling rod has a elongate shaft which fits within a smooth bore of the sleeve bushing and is coupled to the sleeve bushing by engaging male threads of the coupling rod with female threads of the sleeve bushing.
    Type: Grant
    Filed: October 18, 1994
    Date of Patent: June 18, 1996
    Assignee: Paul Costain
    Inventors: Paul Costain, Gary Fumarola
  • Quick coupling cue stick
    Patent number: 5518455
    Abstract: A multiple piece cue stick includes multiple stick portions which are coupled together by a sleeve bushing secured to one stick portion and a coupling rod secured to another stick portion. The coupling rod has a elongate shaft which fits within a smooth bore of the sleeve bushing and is coupled to the sleeve bushing by engaging male threads of the coupling rod with female threads of the sleeve bushing.
    Type: Grant
    Filed: June 16, 1994
    Date of Patent: May 21, 1996
    Assignee: Paul Costain
    Inventors: Paul Costain, Gary Fumarola