Patents by Inventor Raymond M. Clark

Raymond M. Clark 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).

  • Interlocking removable pipe base
    Patent number: 5908031
    Abstract: A tobacco water pipe for smoking loose leaf tobacco, the tobacco water pipe having a base and an elongated tube, the elongated tube being removably interlocked to the base of the tobacco water pipe. To removably interlock the base and the elongated tube, the base of the water pipe has a seat member which is at least partially embedded into the base of the tobacco water pipe and the elongated tube has a sleeve member which is affixed to the lower most portion of the elongated tube. The seat member of the base is configured to receive the sleeve member of the elongated tube. The sleeve member alone, or in connection with a collar member, is designed to interlock with the seat member, securely fastening the elongated tube to the base of the tobacco water pipe.
    Type: Grant
    Filed: October 31, 1997
    Date of Patent: June 1, 1999
    Inventors: Raymond M. Clark, Gerald J. Hulsebus
  • Water pipe
    Patent number: D372335
    Type: Grant
    Filed: April 20, 1995
    Date of Patent: July 30, 1996
    Inventor: Raymond M. Clark