US3093807A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sonic altimeter
Assignee: Bendix Corp
•
Filing: 1960-04-11
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Granted: 1963-06-11
•
Expires: 1980-04-11
Abstract
No abstract record available.
Inventors
- 👤 Lawrence S Crane
- 👤 Irvin M Starr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:50
CPC Classifications
G; G01; G01S; G01S15/00; G01S15/02; G01S15/06; G01S15/08; G01S15/10; G01S15/12; G01S15/14; G01S7/00; G01S7/52; G01S7/523; G01S7/526; Y; Y10; Y10S; Y10S367/00; Y10S367/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
IN A PULSE-ECHO DISTANCE-MEASURING SYSTEM: AN OSCILLATION GENERATOR; A TRANSDUCER FOR RADIATING ENERGY FROM THE OSCILLATION GENERATOR TOWARD A DISTANT OBJECT; MEANS FOR INTRODUCING ENERGY FROM THE OSCILLATION GENERATOR INTO THE TRANSDUCER; MEANS FOR DETECTING ECHOES REFLECTED BY A DISTANT OBJECT; MEANS FOR DEVELOPING SUCCESSIVE VOLTAGES OF MAGNITUDE A FUNCTION OF THE ELAPSED PERIOD OF TIME
Claim 2
Dependent Claim
56 words
IN A PULSE-ECHO DISTANCE-MEASURING SYSTEM: AN OSCILLATION GENERATOR; A TRANSDUCER FOR RADIATING ENERGY FROM THE OSCILLATION GENERATOR TOWARD A DISTANT OBJECT; MEANS FOR INTRODUCING ENERGY FROM THE OSCILLATION GENERATOR INTO THE TRANSDUCER; MEANS FOR DETECTING ECHOES REFLECTED BY A DISTANT OBJECT; MEANS FOR DEVELOPING SUCCESSIVE VOLTAGES OF MAGNITUDE A FUNCTION OF THE ELAPSED PERIOD OF TIME
References Cited (Backward Citations)
US2108090A
Cited
US2144843A
Cited
US2333688A
Cited
US2418538A
Cited
US2519898A
Cited
GB817296A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |