US2867394A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse control of programming device for aircraft
Assignee: Individual
•
Filing: 1954-05-26
•
Granted: 1959-01-06
•
Expires: 1974-05-26
Abstract
No abstract record available.
Inventors
- 👤 Frank P Schmidt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:35
CPC Classifications
G; G05; G05D; G05D1/00; G05D1/0011; A; A63; A63H; A63H30/00; A63H30/02; A63H30/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2107472A
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US2253654A
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US2195859A
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US2397477A
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US2420693A
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US2543789A
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US2676289A
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US2769941A
Cited
US2782271A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-05 | 1962-07-07 | 1963-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-05 | 1966-07-07 | 1967-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-05 | 1970-07-07 | 1971-01-06 | $7700.00 | Window Closed / Lapsed |