US3615005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tamperproof package
Assignee: NEW FRANKLIN MINT
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Filing: 1969-02-12
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Granted: 1971-10-26
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Expires: 1989-02-12
Abstract
Abstract A TAMPERPROOF AND EASY-OPEN PACKAGE OF POLYMERIC PLASTIC MATERIALS IS DISCLOSED WHEREIN A BASE SHEET IS PROVIDED WITH SPECIALLY DESIGNED RECEPTACLES INTEGRAL THEREWITH AND DEFINED BY CORRUGATED SIDE WALLS WITH A SHARP TOP EDGE AND AN END WALL. A TOP SHEET OVERLIES THE OPEN END OF THE RECEPTACLE AND IS WELDED TO A PERIPHERAL FLANGE PORTION OF THE BASE SHEET WITH THE WELDS CIRCUMSCRIBING THE RECEPTACLES. WHEN DOWNWARD PRESSURE IS APPLIED ON THE TOP OF THE RECEPTACLE, THE END WALL IS PUSHED IN, THE RECEPTACLE RUPTURES AT A WEAK SECTION BETWEEN THE CORRUGATED SIDE WALL AND THE END WALL BEFORE THE END WALL MAKES CONTACT WITH AN ARTICLE WITHIN THE RECEPTACLE.
Inventors
- 👤 Joseph M Segel
- 👤 Roy E Okell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:55
CPC Classifications
B; B65; B65D; B65D77/00; B65D77/10; B65D77/20; B65D77/2024; B65D77/2028; B65D77/2032; B65D77/2044; B65D77/2048; B65D77/2052; B65D17/00; Y; Y10; Y10S; Y10S206/00; Y10S206/807; Y10S229/00; Y10S229/927; Y10S428/00; Y10S428/916
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-10-25 | 1975-04-26 | 1975-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-25 | 1979-04-26 | 1979-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-25 | 1983-04-26 | 1983-10-26 | $7700.00 | Window Closed / Lapsed |