US2512325A
Expired / Lapsed
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Hall effect commutating apparatus
Assignee: General Electric Co
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Filing: 1949-05-25
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Granted: 1950-06-20
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Expires: 1969-05-25
Abstract
No abstract record available.
Inventors
- 👤 Jr Albert Hansen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:24
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/59; H02; H02K; H02K13/00; H02K13/14; H02K29/00; H02K29/06; H02K29/08; H02P; H02P6/00; H02P6/14; H03K17/00; H03K17/51; H03K17/90; Y; Y10; Y10S; Y10S310/00; Y10S310/03; Y10S73/00; Y10S73/03
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) | 1953-06-19 | 1953-12-19 | 1954-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-19 | 1957-12-19 | 1958-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-19 | 1961-12-19 | 1962-06-20 | $7700.00 | Window Closed / Lapsed |