Patents Examined by Louise S. Hein
  • Apparatus for mixing flowable materials in sealed containers
    Patent number: 4610374
    Abstract: A first container having a first material therein has a piercing tip on a dispensing member which is movable relative to the container to control flow from the container. The first container has a movable portion for facilitating introduction of air into the container. A second container having a second material therein has an inlet and an outlet. The inlet is closed and adapted to be pierced by said tip to facilitate introduction of the first material into the second container.
    Type: Grant
    Filed: October 29, 1984
    Date of Patent: September 9, 1986
    Assignee: Dougherty Brothers Company
    Inventor: John D. Buehler