Patents by Inventor Eric Julian Henry MacLeod Smith

Eric Julian Henry MacLeod Smith 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 snapped valve
    Patent number: 6413250
    Abstract: A cannula valve arrangement made from a suitably resilient polymeric material including a body (10) having a substantially cylindrical cavity (16) for receiving a medical apparatus hub (32, 34) and a sleeve (14) having a bore (18) for receiving a cannula (28), which is open into the body cavity. A zone (20) of the body wall which defines the cavity (16) is convexly bulged from the body (10) and is adapted to snap from its convex shape into a concave shape in the body cavity (16) when pressed over-center into the body to close the bore (18) of the sleeve (14) to the cavity until again moved outwardly from the cavity (16).
    Type: Grant
    Filed: February 11, 2000
    Date of Patent: July 2, 2002
    Assignee: Eric Oliver MacLeod Smith Family Trust
    Inventor: Eric Julian Henry MacLeod Smith