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US 4,702,383 AGranted
Tamper proof package
AssigneeFiltromatic Corp.
InventorHarry Wender
Life of this patent
Estimating the term…
Abstract
A tamper-proof package includes a vessel, closure and locking member having downwardly and outwardly extending tabs of a contrasting color welded to the vessel. The tabs are frangible to break upon twisting of the cap to provide visibly contrasting evidence of tampering observable from above the package.
Claims4
A tamper indicating package comprising
- a container having a circular opening,
- a cap removably mounted over said container opening,
- and connecting means having an upper member affixed to said cap and at least one downwardly and outwardly extending tab means affixed to said container, said tab means having a frangible section intermediate the ends of said tab means adapted to break upon rotation of said cap relative to said container to provide a readily visible indication of tampering.
Dependencies are inferred from the claim text.