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Patent US3012257A successfully refreshed from Google Patents.
US3012257A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Life preserver
Assignee: Individual
•
Filing: 1958-11-28
•
Granted: 1961-12-12
•
Expires: 1978-11-28
Abstract
No abstract record available.
Inventors
- 👤 John F Mooney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:18
CPC Classifications
B; B63; B63C; B63C9/00; B63C9/08; B63C9/11; B63C9/115
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US635069A
Cited
US1094538A
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US1366345A
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US1653974A
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US2046335A
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US2021713A
Cited
US2313151A
Cited
US2623574A
Cited
US2717399A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-11 | 1965-06-12 | 1965-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-11 | 1969-06-12 | 1969-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-11 | 1973-06-12 | 1973-12-12 | $7700.00 | Window Closed / Lapsed |