Patent US2718367A successfully refreshed from Google Patents.
US2718367A
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US
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Planing surface position actuating device
Assignee: All American Engineering Co
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Filing: 1951-06-22
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Granted: 1955-09-20
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Expires: 1971-06-22
Abstract
No abstract record available.
Inventors
- 👤 Donald B Doolittle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:48
CPC Classifications
B; B64; B64C; B64C35/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1963630A
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US1833210A
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FR746058A
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US2085295A
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US2073864A
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US2106934A
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US2302343A
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US2263800A
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US2340080A
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US2532610A
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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) | 1958-09-19 | 1959-03-21 | 1959-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-19 | 1963-03-21 | 1963-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-19 | 1967-03-21 | 1967-09-20 | $7700.00 | Window Closed / Lapsed |