US3484167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Formation flight control system
Assignee: International Business Machines Corp
•
Filing: 1967-07-11
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Granted: 1969-12-16
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Expires: 1987-07-11
Abstract
No abstract record available.
Inventors
- 👤 Howard M Burns Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:27
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/88; G01S13/93; G01S13/933; G01S7/00; G01S7/48; G01S7/497; G05; G05D; G05D1/00; G05D1/10; G05D1/101; G05D1/104; G01S7/02; G01S7/40; G01S7/4052; G01S7/4082
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2485582A
Cited
US2952845A
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US3191175A
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US3202994A
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US3242491A
Cited
US3312971A
Cited
US3400398A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-15 | 1973-06-16 | 1973-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-15 | 1977-06-16 | 1977-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-15 | 1981-06-16 | 1981-12-16 | $7700.00 | Window Closed / Lapsed |