Patents by Inventor Stephen John Ward

Stephen John Ward 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).

  • Method for Preserving Polypeptides Using a Sugar and Polyethyleneimine
    Publication number: 20110212127
    Abstract: The invention relates to the preservation of an active agent, such as a polypeptide, by contacting the active agent with a preservation mixture including a sugar and polyethyleneimine.
    Type: Application
    Filed: March 31, 2011
    Publication date: September 1, 2011
    Applicant: Stabilitech Ltd.
    Inventors: Jeffrey Drew, Stephen John Ward