Patents by Inventor Philip William Field

Philip William Field 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).

  • Medical needle removal device
    Patent number: 6909251
    Abstract: Apparatus (10) for the removal of a needle assembly A having a needle hub H which is screw-threadedly engaged with a syringe S, said apparatus (10) comprising a housing (11) having an opening (16) for insertion of the needle assembly A and adjacent portion of the syringe, a socket (19) mounted within the housing (11) in alignment with the opening (16) with a cavity (22) shaped to receive the hub H and a coaxial through-bore (23) to accommodate the needle. The socket (19) holds the hub rotationally fast allowing the syringe S and needle assembly A to be unscrewed, and an ejector means (51) located in the housing ejects the unscrewed needle assembly A from the socket (19) into a collection container (42) located within the housing (11).
    Type: Grant
    Filed: December 22, 2003
    Date of Patent: June 21, 2005
    Inventors: Stephen Francis Gerard Cooley, Philip William Field