Patents by Inventor Eugene E. Stark

Eugene E. Stark 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 making a plastic container
    Patent number: 4252585
    Abstract: Plastic containers include a shell an open end of which is sealably closed by a closure member having a peripheral hinge portion secured to the shell and an inner expanse which may be bowed axially of the shell. The closure member is unfolding or deformable in drop testing such that sealable closure of the shell is maintained.
    Type: Grant
    Filed: September 8, 1977
    Date of Patent: February 24, 1981
    Assignee: Rheem Manufacturing Company
    Inventors: Erwin M. Raabe, Jack M. Kamins, Benjamin F. Cake, Albert F. Gerlovich, William A. Conrad, George E. Trieschock, Morris M. Knepp, Lee R. Layman, Eugene E. Stark
  • Plastic container
    Patent number: 4155794
    Abstract: Plastic containers include a shell an open end of which is sealably closed by a closure member having a peripheral hinge portion secured to the shell and an inner expanse which may be bowed axially of the shell. The closure member is unfolding or deformable in drop testing such that sealable closure of the shell is maintained.
    Type: Grant
    Filed: April 10, 1978
    Date of Patent: May 22, 1979
    Assignee: Rheem Manufacturing Company
    Inventors: Erwin M. Raabe, Jack M. Kamins, Benjamin F. Cake, Albert F. Gerlovich, William A. Conrad, George E. Trieschock, Morris M. Knepp, Lee R. Layman, Eugene E. Stark
  • Molded plastic container
    Patent number: 4033473
    Abstract: Containers having enhanced emptying capability include a filling/emptying opening disposed closely adjacent the container sidewall and extending through integral top closure structure. The container sidewall has a portion contiguous with the filling/emptying opening which extends therefrom without radial step discontinuity, thus avoiding well formation adjacent the opening.
    Type: Grant
    Filed: September 20, 1976
    Date of Patent: July 5, 1977
    Assignee: Rheem Manufacturing Company
    Inventors: Paul H. Raley, George H. Dunbeker, Eugene E. Stark