Patents by Inventor Malcolm J. Hackett

Malcolm J. Hackett 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).

  • Forming small flexible containers
    Patent number: 4856261
    Abstract: Small containers are filled and formed from a large preformed and presterilized container, which incorporates communicating compartments. The volume of contents of each compartment are equalized by pressure application and then the compartments are sealed off and severed to form individual containers.
    Type: Grant
    Filed: November 9, 1987
    Date of Patent: August 15, 1989
    Assignee: Courtaulds Packaging Australia Limited
    Inventors: Malcolm J. Hackett, Charalambos G. Kalkipsakis