Patent US3216609A successfully refreshed from Google Patents.
US3216609A
Expired / Lapsed
US
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Assignee: Individual
•
Filing: 1963-11-18
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Granted: 1965-11-09
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Expires: 1983-11-18
Abstract
No abstract record available.
Inventors
- 👤 Bogert Clayton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:32
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/04; B65D47/046
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
IN A RIGID CONTAINER, THE IMPROVEMENT COMPRISING: A SCORED PORTION IN THE TOP OF SAID CONTAINER PROVIDING A WEAKENED AREA CAPABLE OF BEING BROKEN TO FORM A HINGED TAB AND AN OPENING IN SAID TOP; MEANS ATTACHED TO THE TOP OF SAID TAB FOR LIFTING THE SAME; AND A FLEXIBLE AND RESILIENT SEALING MEMBER ATTACHED TO THE UNDERSIDE OF SAID TAB, SAID SEALING MEMBER BEING LARGER THAN BUT HAVING THE SAME GENERAL SHAPE AS SAID TAB, SAID SEALING MEMBER BEING CAPABLE OF BEING PULLED THROUGH SAID OPENING IN SAID TOP WHEN SAID TAB IS LIFTED, BUT BEING ADAPTED TO FIT INTO SAID OPENING AND SEAL THE SAME FLUID-TIGHT WHEN SAID TAB IS PRESSED INTO A POSITION APPROXIMATELY FLUSH WITH SAID TOP.
Claim 2
Dependent Claim
121 words
IN A RIGID CONTAINER, THE IMPROVEMENT COMPRISING: A SCORED PORTION IN THE TOP OF SAID CONTAINER PROVIDING A WEAKENED AREA CAPABLE OF BEING BROKEN TO FORM A HINGED TAB AND AN OPENING IN SAID TOP; MEANS ATTACHED TO THE TOP OF SAID TAB FOR LIFTING THE SAME; AND A FLEXIBLE AND RESILIENT SEALING MEMBER ATTACHED TO THE UNDERSIDE OF SAID TAB, SAID SEALING MEMBER BEING LARGER THAN BUT HAVING THE SAME GENERAL SHAPE AS SAID TAB, SAID SEALING MEMBER BEING CAPABLE OF BEING PULLED THROUGH SAID OPENING IN SAID TOP WHEN SAID TAB IS LIFTED, BUT BEING ADAPTED TO FIT INTO SAID OPENING AND SEAL THE SAME FLUID-TIGHT WHEN SAID TAB IS PRESSED INTO A POSITION APPROXIMATELY FLUSH WITH SAID TOP.
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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |