US2579975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lever lock
Assignee: Continental Can Co Inc
•
Filing: 1948-09-20
•
Granted: 1951-12-25
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Expires: 1968-09-20
Abstract
No abstract record available.
Inventors
- 👤 Harry A Scott
- 👤 John W Spieker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:33
CPC Classifications
B; B65; B65D; B65D45/00; B65D45/32; B65D45/34; B65D45/345; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1412; Y10T24/1418; Y10T24/21; Y10T24/2143; Y10T24/2153; Y10T292/00; Y10T292/20; Y10T292/205; Y10T292/212; Y10T292/216
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1681150A
Cited
US1901699A
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US2216480A
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US2299616A
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US2236302A
Cited
US2304911A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-24 | 1955-06-25 | 1955-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-24 | 1959-06-25 | 1959-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-24 | 1963-06-25 | 1963-12-25 | $7700.00 | Window Closed / Lapsed |