Patents Examined by Jefrey E. Russel
  • Method for recovering proteins from the interstitial fluid of plant tissues
    Patent number: 6617435
    Abstract: A method for extracting proteins from the intercellular space of plants is provided. The method is applicable to the large scale isolation of many active proteins of interest synthesized by plant cells. The method may be used commercially to recover recombinantly produced proteins from plant hosts thereby making the large scale use of plants as sources for recombinant protein production feasible.
    Type: Grant
    Filed: April 8, 2002
    Date of Patent: September 9, 2003
    Assignee: Large Scale Biology Corporation
    Inventors: Thomas H. Turpen, Stephen J. Garger, Michael J. McCulloch, Terri I. Cameron, Michelle L. Samonek-Potter, R. Barry Holtz
  • Synthetic immunogen
    Patent number: 5080896
    Abstract: The present invention concerns novel immunogens. These immunogens comprise novel compounds which consist of an antigen or antigenic determinant couple dot an amphiphilic adjuvant molecule and optionally also free amphiphilic adjuvant molecules. An advantageous features of these novel immunogens is the presence of both an excellent immunogen activity as well as a pronounced adjuvant activity in a single complex.
    Type: Grant
    Filed: May 6, 1988
    Date of Patent: January 14, 1992
    Assignee: Akzo N. V.
    Inventors: Nicolaas Visser, Petrus J. Boon