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TAMPER-PROOF CLOSURE ARRANGEMENT

  • US 3,716,162 A
  • Filed: 09/20/1971
  • Issued: 02/13/1973
  • Est. Priority Date: 09/20/1971
  • Status: Expired due to Term
First Claim
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1. In a container having an open upper end;

  • tamper-proof means integral with the periphery of said container below said open end and defining a recess open toward said upper end, said tamper-proof means having a frangible portion; and

    a cap received on the open end of said container to seal said open upper end, said cap and tamper-proof means having interlocking elements that engage each other when said cap is placed in sealing engagement with said open upper end to prevent removAl of said cap without separating said frangible portion from said container.

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