Patent US4702383A successfully refreshed from Google Patents.
US4702383A
Expired / Lapsed
US
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Tamper proof package
Assignee: Filtromatic Corp
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Filing: 1986-08-07
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Granted: 1987-10-27
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Expires: 2006-08-07
Abstract
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.
Inventors
- 👤 Harry Wender
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:39
CPC Classifications
B; B65; B65D; B65D41/00; B65D41/32; B65D41/34; B65D41/3495
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
78 words
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.
Claim 2
Dependent Claim
78 words
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.
Claim 3
Dependent Claim
19 words
A tamper indicating package in accordance with claim 1, wherein said connecting means comprises two diametrically opposite tab means.
Claim 4
Dependent Claim
18 words
A tamper indicating package in accordance with claim 1, wherein said tab means is welded to said container.
Claim 5
Dependent Claim
20 words
A tamper indicating package in accordance with claim 1, wherein said container is transparent and said connecting means is opaque.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-10-26 | 1991-04-27 | 1991-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-10-26 | 1995-04-27 | 1995-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-10-26 | 1999-04-27 | 1999-10-27 | $7700.00 | Window Closed / Lapsed |