Patent US3156651A successfully refreshed from Google Patents.
US2464807A
Expired / Lapsed
US
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Hall effect converter
Assignee: General Electric Co
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Filing: 1947-08-16
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Granted: 1949-03-22
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Expires: 1967-08-16
Abstract
No abstract record available.
Inventors
- 👤 Jr Albert Hansen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:20
CPC Classifications
G; G01; G01R; G01R15/00; G01R15/14; G01R15/20; G01R15/202; G01R19/00; G01R19/18; H; H03; H03F; H03F3/00; H03F3/38; H03F3/387; H03F3/40
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) | 1952-03-21 | 1952-09-20 | 1953-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-21 | 1956-09-20 | 1957-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-21 | 1960-09-20 | 1961-03-22 | $7700.00 | Window Closed / Lapsed |