Patent US2936976A successfully refreshed from Google Patents.
US2936976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feel simulator for aircraft
Assignee: HM Hobson Ltd
•
Filing: 1956-01-05
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Granted: 1960-05-17
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Expires: 1976-01-05
Abstract
No abstract record available.
Inventors
- 👤 Greenland Leonard Sidney
- 👤 Westbury Roy
- 👤 Smith Charles Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:14
CPC Classifications
B; B64; B64C; B64C13/00; B64C13/24; B64C13/26; B64C13/28; B64C13/345; G; G09; G09B; G09B9/00; G09B9/02; G09B9/08; G09B9/28
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) | 1963-05-17 | 1963-11-16 | 1964-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-17 | 1967-11-16 | 1968-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-17 | 1971-11-16 | 1972-05-17 | $7700.00 | Window Closed / Lapsed |