Patents by Inventor Jonathan E. Last

Jonathan E. Last 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).

  • Pre-curved dual lumen catheter
    Patent number: 5156592
    Abstract: A dual lumen catheter especially for use in prolonged access haemodialysis, which meets the requirements of flexibility and softness for prolonged access in a vein, and which is shaped to include a curved portion to be placed between the tunnel and the subclavian vein.
    Type: Grant
    Filed: April 4, 1991
    Date of Patent: October 20, 1992
    Inventors: Geoffrey S. Martin, Jonathan E. Last