US2713639A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shock-excited oscillatory circuit
Assignee: Bendix Aviation Corp
•
Filing: 1950-02-21
•
Granted: 1955-07-19
•
Expires: 1970-02-21
Abstract
No abstract record available.
Inventors
- 👤 Birt G Blackman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:37
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/52; G01S7/521; G01S1/00; G01S1/72; G01S7/02; G01S7/03; G01S7/034
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1543475A
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US2063025A
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US2153202A
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US2244003A
Cited
US2579525A
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US2495704A
Cited
US2390659A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-07-18 | 1959-01-17 | 1959-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-18 | 1963-01-17 | 1963-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-18 | 1967-01-17 | 1967-07-19 | $7700.00 | Window Closed / Lapsed |