Patent US2778611A successfully refreshed from Google Patents.
US2778611A
Expired / Lapsed
US
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System for aerial pick-up from surface vessels
Assignee: All American Engineering Co
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Filing: 1951-12-19
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Granted: 1957-01-22
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Expires: 1971-12-19
Abstract
No abstract record available.
Inventors
- 👤 Robert B Cotton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:21
CPC Classifications
B; B64; B64D; B64D1/00; B64D1/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2437372A
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US1070197A
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US1824550A
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US1824551A
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US2418478A
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US2367607A
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US2402574A
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US2402919A
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US2364598A
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US2488538A
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US2449417A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-22 | 1960-07-23 | 1961-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-22 | 1964-07-23 | 1965-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-22 | 1968-07-23 | 1969-01-22 | $7700.00 | Window Closed / Lapsed |