Patent US2539753A successfully refreshed from Google Patents.
US2539753A
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US
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Aircraft control column
Assignee: TISON ENGINEERING Inc
•
Filing: 1946-10-30
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Granted: 1951-01-30
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Expires: 1966-10-30
Abstract
No abstract record available.
Inventors
- 👤 Carlton G Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:26
CPC Classifications
B; B64; B64C; B64C13/00; B64C13/02; B64C13/04; B64C13/06; B64C13/042; B64C13/0423
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1508591A
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US1900068A
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FR797477A
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US2134509A
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US2172813A
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US2173538A
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US2373065A
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US2417725A
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US2424523A
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US2424889A
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US2457884A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-29 | 1954-07-31 | 1955-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-29 | 1958-07-31 | 1959-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-29 | 1962-07-31 | 1963-01-30 | $7700.00 | Window Closed / Lapsed |