US3371528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Take-off director
Assignee: BAE Systems PLC
•
Filing: 1965-05-17
•
Granted: 1968-03-05
•
Expires: 1985-05-17
Abstract
No abstract record available.
Inventors
- 👤 Sullivan Neil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:41
CPC Classifications
G; G05; G05D; G05D1/00; G05D1/04; G05D1/06; G05D1/0607; G05D1/0653; G05D1/0661; G01; G01C; G01C19/00; G01C19/02; G01C19/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1706201A
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US1713930A
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US1812503A
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US2669786A
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US3077109A
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US3148540A
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US3241362A
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US3309923A
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US3295369A
Cited
US3262311A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-05 | 1971-09-04 | 1972-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-05 | 1975-09-04 | 1976-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-05 | 1979-09-04 | 1980-03-05 | $7700.00 | Window Closed / Lapsed |