US3421700A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromechanical actuator
Assignee: National Aeronautics and Space Administration
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Filing: 1966-08-03
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Granted: 1969-01-14
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Expires: 1986-08-03
Abstract
No abstract record available.
Inventors
- 👤 Donald D Laine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:46
CPC Classifications
H; H02; H02K; H02K7/00; H02K7/06; F; F02; F02K; F02K9/00; F02K9/42; F02K9/44; F02K9/56; F02K9/58; F16; F16K; F16K31/00; F16K31/02; F16K31/04; H02K26/00
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) | 1972-01-14 | 1972-07-15 | 1973-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-14 | 1976-07-15 | 1977-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-14 | 1980-07-15 | 1981-01-14 | $7700.00 | Window Closed / Lapsed |