US2645858A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aileron gauge
Assignee: HARRY N STAMOS
•
Filing: 1949-12-12
•
Granted: 1953-07-21
•
Expires: 1969-12-12
Abstract
No abstract record available.
Inventors
- 👤 Delbert A Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:20
CPC Classifications
G; G01; G01B; G01B5/00; G01B5/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US751763A
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US2170824A
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US2348095A
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US636843A
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US922960A
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US1439276A
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US1707593A
Cited
DE392091C
Cited
DE455963C
Cited
US1962045A
Cited
US2449870A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-20 | 1957-01-19 | 1957-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-20 | 1961-01-19 | 1961-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-20 | 1965-01-19 | 1965-07-21 | $7700.00 | Window Closed / Lapsed |