Patents by Inventor Graeme R. Guy

Graeme R. Guy 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).

  • Stereospecific asparaginases
    Patent number: 4473646
    Abstract: There is described a method of separating an asparaginase rich fraction from a thermophilic microoganism and then to divide this fraction into its D- and L-asparaginases. Substantially pure crystals of the D-asparaginase were obtained.
    Type: Grant
    Filed: April 10, 1981
    Date of Patent: September 25, 1984
    Assignee: Development Finance Corp. of New Zealand
    Inventors: Graeme R. Guy, Hugh W. Morgan, Roy M. Daniel