Patents by Inventor John Hakini

John Hakini 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).

  • Polyethylene-protein conjugates
    Patent number: 5595732
    Abstract: The present invention is a physiologically active, substantially non-immunogenic water soluble polyethylene glycol protein conjugate having the same utility as the protein which forms the conjugate, without having the same properties of producing an immunogenic response possessed by the protein which forms this conjugate.
    Type: Grant
    Filed: September 27, 1991
    Date of Patent: January 21, 1997
    Assignee: Hoffmann-La Roche Inc.
    Inventors: John Hakini, Patricia Kilian, Perry Rosen