Patent US2866345A successfully refreshed from Google Patents.
US2866345A
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Step motor
Assignee: North American Aviation Corp
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Filing: 1955-12-27
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Granted: 1958-12-30
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Expires: 1975-12-27
Abstract
No abstract record available.
Inventors
- 👤 Leroy R Woods
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:18
CPC Classifications
H; H02; H02K; H02K7/00; H02K7/06; H02K7/065; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1502; Y10T74/1503; Y10T74/1508; Y10T74/1518; Y10T74/1523; Y10T74/1558; Y10T74/1565; Y10T74/1576; Y10T74/19; Y10T74/19535
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) | 1961-12-29 | 1962-06-30 | 1962-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-29 | 1966-06-30 | 1966-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-29 | 1970-06-30 | 1970-12-30 | $7700.00 | Window Closed / Lapsed |