Patents by Inventor Jerome E. Keller

Jerome E. Keller 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).

  • Apparatus and methods for manufacture of can end member
    Patent number: 4154184
    Abstract: The method of manufacture of a container end member or the like with integral hinged opening tab means thereon having a formed severable tab portion, a formed connecting flange portion extending between the tab portion and the other part of the end member, and first and second formed score groove means located in juxtaposition between the tab portion and the connecting flange portion to provide a fracturable web portion therebetween, and the method comprising: first at least partially forming a central part of the tab portion before forming any other part of the tab means; thereafter initiating the forming of the connecting flange portion and partially forming the connecting flange portion before initiating the forming of any other part of the tab means other than the tab portion; and thereafter initiating the forming of the first and second score groove means and completing the forming of the first and second score groove means while completing the forming of the tab portion and the connecting flange portion
    Type: Grant
    Filed: June 6, 1977
    Date of Patent: May 15, 1979
    Assignee: Coors Container Company
    Inventors: Jerome E. Keller, Ronald L. Moore, Harold Cook, Jr.