Patent US3381955A successfully refreshed from Google Patents.
Patent US3458651A successfully refreshed from Google Patents.
US3458651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Television simulation for aircraft and space flight
Assignee: National Aeronautics and Space Administration
•
Filing: 1965-11-10
•
Granted: 1969-07-29
•
Expires: 1985-11-10
Abstract
No abstract record available.
Inventors
- 👤 John E Conant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:23
CPC Classifications
G; G09; G09B; G09B9/00; G09B9/02; G09B9/08; G09B9/30; G09B9/32; G09B9/326; H; H04; H04N; H04N5/00; H04N5/74; H04N5/7416; H04N5/7425; H04N7/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1423737A
Cited
US1693969A
Cited
US1990544A
Cited
US2234987A
Cited
GB556320A
Cited
US2438137A
Cited
US3184732A
Cited
US3249692A
Cited
US3275743A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-28 | 1973-01-27 | 1973-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-28 | 1977-01-27 | 1977-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-28 | 1981-01-27 | 1981-07-29 | $7700.00 | Window Closed / Lapsed |