US2534801A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric motor control system
Assignee: Bendix Aviation Corp
•
Filing: 1946-03-11
•
Granted: 1950-12-19
•
Expires: 1966-03-11
Abstract
No abstract record available.
Inventors
- 👤 Harold A Siltamaki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:33
CPC Classifications
G; G05; G05D; G05D3/00; G05D3/12; G05D3/14; G05D3/1472
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2115834A
Cited
US2287002A
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US2275016A
Cited
US2310105A
Cited
US2306386A
Cited
US2454401A
Cited
US2475461A
Cited
US2475457A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-18 | 1954-06-19 | 1954-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-18 | 1958-06-19 | 1958-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-18 | 1962-06-19 | 1962-12-19 | $7700.00 | Window Closed / Lapsed |