Patents by Inventor John Alexander Edgar

John Alexander Edgar 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).

  • Saponin adjuvant composition
    Patent number: 6528058
    Abstract: Art adjuvant composition for stimulating an effective immune resposne to an antigenic substance when co-administered to an animal with said antigenic substance, comprising: (a) a saponin with immune stimulating activity; (b) a polycationic polyelectrolyte with immune stimulating activity; and (c) an immunoadjuvant oil.
    Type: Grant
    Filed: November 30, 2000
    Date of Patent: March 4, 2003
    Assignee: Commonwealth Scientific and Industrial Research Organisation
    Inventors: John Alexander Edgar, Khin Aye Tahan
  • Delivery system for antimethanogenic agents
    Patent number: 6251879
    Abstract: A delivery system is provided to reduce methane production in animals or to improve the weight gain of an animal. Embodiments include a delivery system comprising a volatile and/or water soluble antimethanogenic agent with cyclodextrin or a cyclodextrin-like compound.
    Type: Grant
    Filed: June 14, 1999
    Date of Patent: June 26, 2001
    Assignee: Commonwealth Scientific and Industrial Research Organisation
    Inventors: Christopher May, Alan Lindsay Payne, Philip Laurence Stewart, John Alexander Edgar
  • Delivery system for antimethanogenic agents
    Patent number: 5972910
    Abstract: A delivery system is provided to reduce methane production in animals or to improve the weight gain of an animal. Embodiments include a delivery system comprising a volatile and/or water soluble antimethanogenic agent with cyclodextrin or a cyclodextrin-like compound.
    Type: Grant
    Filed: July 23, 1997
    Date of Patent: October 26, 1999
    Assignee: Commonwealth Scientific and Industrial Research Organisation
    Inventors: Christopher May, Alan Lindsay Payne, Philip Laurence Stewart, John Alexander Edgar