US2834208A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air stream direction indicator
Assignee: Garrett Corp
•
Filing: 1954-03-24
•
Granted: 1958-05-13
•
Expires: 1974-03-24
Abstract
No abstract record available.
Inventors
- 👤 Sydney E Westman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:05
CPC Classifications
B; B64; B64D; B64D43/00; B64D43/02; G; G01; G01P; G01P13/00; G01P13/02; G01P13/025; Y; Y10; Y10T; Y10T137/00; Y10T137/2278; Y10T137/2409
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2638911A
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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) | 1961-05-12 | 1961-11-11 | 1962-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-12 | 1965-11-11 | 1966-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-12 | 1969-11-11 | 1970-05-13 | $7700.00 | Window Closed / Lapsed |