Patents by Inventor Liakatali G. H. Parapia

Liakatali G. H. Parapia 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).

  • Devices for sampling, drainage or infusion of liquids from or to the human or animal body
    Patent number: 4758225
    Abstract: A device for use in the sampling or infusion of liquids from or to the human or animal body, comprising a chamber for receiving fluid, a cannula in communication with the chamber, at least one valve means operable in an open condition to connect the chamber with a source or drain of liquid and in a closed condition to seal the chamber therefrom, and chamber venting means allowing the escape of air from the chamber while preventing the escape of liquid therefrom.
    Type: Grant
    Filed: November 7, 1986
    Date of Patent: July 19, 1988
    Assignee: Pharmacia Limited
    Inventors: Jeffrey A. Cox, Liakatali G. H. Parapia