Patents Assigned to The KLM Corporation
  • Tamper-proof closure
    Patent number: RE31496
    Abstract: A tamper-proof closure for a container having a member projecting from its neck, in which the closure is thermoformed with a skirt wall having a tab which engages the projecting member and which breaks off as the closure is unfastened from the container.
    Type: Grant
    Filed: May 7, 1981
    Date of Patent: January 17, 1984
    Assignee: The KLM Corporation
    Inventor: Frederick D. Keeler