Patents by Inventor Derrick Bartram

Derrick Bartram 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 and apparatus for filling containers
    Patent number: 4047546
    Abstract: Packaging of powders in heat-sealed containers.Each charge of powder is extruded into its container through a powder-filled nozzle having a slot-like outlet, reducing dust formation and deposition on the walls of the container so that good heat seals are formed.
    Type: Grant
    Filed: February 14, 1975
    Date of Patent: September 13, 1977
    Assignee: FMC Corporation
    Inventors: Derrick Arthur Bassendale, Derrick Bartram