Patents by Inventor Les Kaffko

Les Kaffko 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).

  • Easy-open closure
    Patent number: 5865335
    Abstract: A package comprising a container, a closure assembly which includes a tearing portion. The container includes a sidewall, a closed end and an end with an opening. The closure assembly includes a central panel covering the container opening and a circumferential edge secured to the container. The tearing portion allows the closure to be opened for access to the contents of the package.
    Type: Grant
    Filed: November 26, 1997
    Date of Patent: February 2, 1999
    Assignee: American National Can Company
    Inventors: Christopher J. Farrell, Les Kaffko, Guy Richards
  • Easy open closure
    Patent number: 5692635
    Abstract: A package comprising a container, a closure assembly which includes a tearing portion. The container includes a sidewall, a closed end and an end with an opening. The closure assembly includes a central panel covering the container opening and a circumferential edge secured to the container. The tearing portion allows the closure to be opened for access to the contents of the package.
    Type: Grant
    Filed: September 27, 1996
    Date of Patent: December 2, 1997
    Assignee: American National Can Company
    Inventors: Christopher J. Farrell, Les Kaffko, Guy Richards