US2866910A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pawl type incremental motor
Assignee: Northrop Grumman Corp
•
Filing: 1954-11-09
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Granted: 1958-12-30
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Expires: 1974-11-09
Abstract
No abstract record available.
Inventors
- 👤 Ephraim G Bentley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:52
CPC Classifications
H; H02; H02K; H02K7/00; H02K7/06; H02K7/065; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1526; Y10T74/1558; Y10T74/1565; Y10T74/1566; Y10T74/1568; Y10T74/1569; Y10T74/1571; Y10T74/18; Y10T74/18888; Y10T74/18984
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 |