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US2384962A
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Synchronizing power control unit
Assignee: Vickers Inc
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Filing: 1939-02-07
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Granted: 1945-09-18
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Expires: 1959-02-07
Abstract
No abstract record available.
Inventors
- 👤 Walter M Pohl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:18
CPC Classifications
G; G05; G05D; G05D3/00; G05D3/12; G05D3/14; G05D3/1436; H; H02; H02P; H02P5/00; H02P5/74; H02P5/747
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-09-17 | 1949-03-19 | 1949-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-09-17 | 1953-03-19 | 1953-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-09-17 | 1957-03-19 | 1957-09-18 | $7700.00 | Window Closed / Lapsed |