Patents by Inventor Harold C. S. Wilson

Harold C. S. Wilson 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).

  • Catheter assembly
    Patent number: 4509944
    Abstract: The present invention provides a catheter assembly which comprises catheter tubing, a hollow needle and a guide member with a longitudinal bore there through for aiding insertion of the hollow needle into the catheter, which catheter assembly is characterized in that the longitudinal bore in the guide member has a narrower portion and a communicating broader portion, the narrower portion being adapted to receive in close fit the hollow needle and the broader portion being adapted to receive in close fit the catheter; whereby in use the catheter tubing may be positioned for insertion of the hollow needle.
    Type: Grant
    Filed: March 16, 1984
    Date of Patent: April 9, 1985
    Assignee: Hinders-Leslies Limited
    Inventors: Paul E. King, Harold C. S. Wilson