US3223279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snap-on closure assembly
Assignee: American Flange and Manufacturing Co Inc
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Filing: 1964-05-04
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Granted: 1965-12-14
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Expires: 1984-05-04
Abstract
No abstract record available.
Inventors
- 👤 Herbert F Wheaton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:09
CPC Classifications
B; B65; B65D; B65D41/00; B65D41/62; B65D17/00; B65D17/28; B65D17/34; B65D17/36; B65D17/38; B65D41/32; B65D41/40; B65D41/42; B65D41/46; B65D41/48; B65D41/485; B65D41/58; B65D41/60; B65D2401/00; B65D2401/15; B65D2401/35
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
173 words
A CLOSURE ASSEMBLY COMPRISING A RESILIENT SNAP-ON CLOSURE LID AND A METAL SEALING MEMBER OVERLYING THE SAME, SAID CLOSURE BEING FORMED OF SYNTHETIC PLASTIC MATERIAL AND HAVING A TOP, AN ANNULAR PERIPHERAL WALL BORDERING SAID TOP EXTENDING DOWNWARDLY AND INWARDLY FROM SAID TOP, SAID WALL JOINING SAID TOP IN A ROUNDED EDGE PORTION AND TERMINATING IN A LOWER FREE END PORTION, SAID METAL SEALING MEMBER BEING FORMED TO SEAL SAID CLOSURE IN PLACE HAVING AN ANNULAR PERIPHERAL PORTION INCLUDING A SUBSTANTIALLY VERTICALLY DOWNWARDLY EXTENDING SKIRT, SAID SKIRT TERMINATING IN A FREE EDGE AT A POSITION SUBSTANTIALLY BELOW SAID LOWER FREE END PORTION OF SAID WALL, SAID SKIRT FORMING A FRICTION FIT ENGAGEMENT WITH SAID ROUNDED EDGE PORTION, SAID LOWER FREE END PORTION OF SAID WALL BEING SPACED RADIALLY OF SAID SKIRT, A TEAR STRIP FORMED IN SAID SEALING MEMBER EXTENDING ACROSS SAID SKIRT, AND FINGER GRIP TEARING MEANS FORMED INTEGRALLY WITH SAID TEAR STRIP SO THAT SAID SEALING MEMBER CAN BE DESTRUCTIVELY REMOVED FROM SAID SNAP-ON CLOSURE BY TEARING AWAY SAID TEAR STRIP
Claim 2
Dependent Claim
173 words
A CLOSURE ASSEMBLY COMPRISING A RESILIENT SNAP-ON CLOSURE LID AND A METAL SEALING MEMBER OVERLYING THE SAME, SAID CLOSURE BEING FORMED OF SYNTHETIC PLASTIC MATERIAL AND HAVING A TOP, AN ANNULAR PERIPHERAL WALL BORDERING SAID TOP EXTENDING DOWNWARDLY AND INWARDLY FROM SAID TOP, SAID WALL JOINING SAID TOP IN A ROUNDED EDGE PORTION AND TERMINATING IN A LOWER FREE END PORTION, SAID METAL SEALING MEMBER BEING FORMED TO SEAL SAID CLOSURE IN PLACE HAVING AN ANNULAR PERIPHERAL PORTION INCLUDING A SUBSTANTIALLY VERTICALLY DOWNWARDLY EXTENDING SKIRT, SAID SKIRT TERMINATING IN A FREE EDGE AT A POSITION SUBSTANTIALLY BELOW SAID LOWER FREE END PORTION OF SAID WALL, SAID SKIRT FORMING A FRICTION FIT ENGAGEMENT WITH SAID ROUNDED EDGE PORTION, SAID LOWER FREE END PORTION OF SAID WALL BEING SPACED RADIALLY OF SAID SKIRT, A TEAR STRIP FORMED IN SAID SEALING MEMBER EXTENDING ACROSS SAID SKIRT, AND FINGER GRIP TEARING MEANS FORMED INTEGRALLY WITH SAID TEAR STRIP SO THAT SAID SEALING MEMBER CAN BE DESTRUCTIVELY REMOVED FROM SAID SNAP-ON CLOSURE BY TEARING AWAY SAID TEAR STRIP
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) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |