Patent US2924767A successfully refreshed from Google Patents.
US2924767A
Expired / Lapsed
US
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Differential operated overspeed motor control
Assignee: Schneider Electric USA Inc
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Filing: 1958-06-18
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Granted: 1960-02-09
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Expires: 1978-06-18
Abstract
No abstract record available.
Inventors
- 👤 Asa H Myles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:28
CPC Classifications
H; H02; H02H; H02H7/00; H02H7/08; H02H7/093; B; B66; B66B; B66B5/00; B66B5/02; B66B5/04; B66B5/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-08 | 1963-08-10 | 1964-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-08 | 1967-08-10 | 1968-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-08 | 1971-08-10 | 1972-02-09 | $7700.00 | Window Closed / Lapsed |