US3383679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Visual landing simulator for instrument flying
Assignee: ROGER P BAIRD JR
•
Filing: 1966-07-15
•
Granted: 1968-05-14
•
Expires: 1986-07-15
Abstract
No abstract record available.
Inventors
- 👤 Jr Roger P Baird
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:12
CPC Classifications
G; G09; G09B; G09B9/00; G09B9/02; G09B9/08; G09B9/30; G09B9/305
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2711593A
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US2959779A
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US2979832A
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US3012337A
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US3076271A
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US3205497A
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US3212082A
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US3327099A
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US3292176A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |