Patents by Inventor Robert William Gristwood

Robert William Gristwood 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).

  • Use of levobupivacaine in a patient having depressed myocardial contractility
    Patent number: 5708011
    Abstract: This application relates to methods of using levobupivacaine substantially free of dexbupivacaine for anaesthetic treatment of pain in a patient having depressed myocardial contractility.
    Type: Grant
    Filed: April 12, 1996
    Date of Patent: January 13, 1998
    Assignee: Chiroscience Limited
    Inventors: Hazel Judith Bardsley, Robert William Gristwood