US3258149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closure cap
Assignee: American Flange and Manufacturing Co Inc
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Filing: 1963-11-25
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Granted: 1966-06-28
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Expires: 1983-11-25
Abstract
No abstract record available.
Inventors
- 👤 Herbert F Wheaton
- 👤 Stanley J Koll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:15
CPC Classifications
B; B65; B65D; B65D41/00; B65D41/32; B65D41/40; B65D41/42; B21; B21D; B21D51/00; B21D51/16; B21D51/38; B21D51/383; B65D2401/00; B65D2401/15; B65D2401/35
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
190 words
IN CLOSURE CAP CONSTRUCTION, A FLAT SUBSTANTIALLY CIRCULAR BLANK ADAPTED TO BE FORMED INTO A CAP HAVING A DISC-LIKE TOP PORTION, A LATERALLY DEPENDING SKIRT DEPENDING FROM AND AROUND SAID TOP PORTION, A PAIR OF SPACED WEAKENED TEARING LINES IN SAID TOP AND SKIRT AND A TEARING EAR EXTENDING OUTWARDLY AWAY FROM THE LOWER EDGE OF SAID SKIRT FORMED AS AN INTEGRAL EXTENSION OF THAT PORTION OF SAID CAP SKIRT LYING BETWEEN SAID WEAKENED LINES, SAID BLANK COMPRISING AN ANNULAR PERIPHERAL CAP SKIRT PORTION, AN INNER CIRCULAR CAP TOP PORTION, A FLAT TEARING EAR EXTENDING RADIALLY OUTWARDLY FROM A PERIPHERAL EDGE PORTON OF SAID BLANK, A PAIR OF WEAKENED LINES EXTENDING AT LEAST PART WAY ACROSS SAID TOP PORTION AND CONTINUING OUTWARDLY INTO SAID SKIRT PORTION, SAID WEAKENED LINES AT THE POINT OF THEIR DEPARTURE FROM SAID CAP TOP PORTION BEING IN SUBSTANTIAL ALIGNMENT WITH THE SIDES OF SAID EAR, SAID WEAKENED LINES FLARING OUTWARDLY AWAY FROM EACH OTHER IN THEIR EXTENT FROM SAID CAPS TOP PORTION TO SAID PERIPHERAL EDGE AND TERMINATING IN THE REGION OF SAID BLANK PERIPHERY WITH A SPACE THEREBETWEEN OF GREATER WIDTH THAN SAID EAR.
Claim 2
Dependent Claim
190 words
IN CLOSURE CAP CONSTRUCTION, A FLAT SUBSTANTIALLY CIRCULAR BLANK ADAPTED TO BE FORMED INTO A CAP HAVING A DISC-LIKE TOP PORTION, A LATERALLY DEPENDING SKIRT DEPENDING FROM AND AROUND SAID TOP PORTION, A PAIR OF SPACED WEAKENED TEARING LINES IN SAID TOP AND SKIRT AND A TEARING EAR EXTENDING OUTWARDLY AWAY FROM THE LOWER EDGE OF SAID SKIRT FORMED AS AN INTEGRAL EXTENSION OF THAT PORTION OF SAID CAP SKIRT LYING BETWEEN SAID WEAKENED LINES, SAID BLANK COMPRISING AN ANNULAR PERIPHERAL CAP SKIRT PORTION, AN INNER CIRCULAR CAP TOP PORTION, A FLAT TEARING EAR EXTENDING RADIALLY OUTWARDLY FROM A PERIPHERAL EDGE PORTON OF SAID BLANK, A PAIR OF WEAKENED LINES EXTENDING AT LEAST PART WAY ACROSS SAID TOP PORTION AND CONTINUING OUTWARDLY INTO SAID SKIRT PORTION, SAID WEAKENED LINES AT THE POINT OF THEIR DEPARTURE FROM SAID CAP TOP PORTION BEING IN SUBSTANTIAL ALIGNMENT WITH THE SIDES OF SAID EAR, SAID WEAKENED LINES FLARING OUTWARDLY AWAY FROM EACH OTHER IN THEIR EXTENT FROM SAID CAPS TOP PORTION TO SAID PERIPHERAL EDGE AND TERMINATING IN THE REGION OF SAID BLANK PERIPHERY WITH A SPACE THEREBETWEEN OF GREATER WIDTH THAN SAID EAR.
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) | 1969-06-27 | 1969-12-27 | 1970-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-27 | 1973-12-27 | 1974-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $7700.00 | Window Closed / Lapsed |