Patent US3267416A successfully refreshed from Google Patents.
US3267416A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ice profiling sonar system
Assignee: Individual
•
Filing: 1964-02-25
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Granted: 1966-08-16
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Expires: 1984-02-25
Abstract
No abstract record available.
Inventors
- 👤 Leighton L Morse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:50
CPC Classifications
G; G01; G01S; G01S15/00; G01S15/88; G01S15/89
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A SYSTEM FOR MEASURING THE THICKNESS OF SEA-ICE AND GRAPHING THE PROFILE OF THE ICE COMPRISING, MEANS FOR SIMULTANEOUSLY PROJECTING TWO SONIC WAVES UPWARD TOWARD SAID ICE, SAID TWO WAVES BEING DIFFERENTLY RESPONSIVE TO THE WATER-ICE AND AIR-ICE INTERFACES, TWO TRANSDUCERS FOR RECEIVING ECHO SIGNALS FROM SAID INTERFACES, TWO TUNED AMPLIFIERS TUNED, RESPECTIVELY, TO SAID TOW WAVES, AND COUPLER, RESPECTIVELY, TO SAID TWO TRANSDUCERS, SEPARATE RANGE UNITS CONNECTED TO THE OUTPUTS OF EACH AMPLIFIER, SEPARATE RECORDING STYLI CONNECTED, RESPECTIVELY, TO THE OUTPUTS OF SAID RANGE UNITS, AND A COMMON RECORDING TAPE FOR THE TWO STYLI.
Claim 2
Independent Claim
95 words
A SYSTEM FOR MEASURING THE THICKNESS OF SEA-ICE AND GRAPHING THE PROFILE OF THE ICE COMPRISING, MEANS FOR SIMULTANEOUSLY PROJECTING TWO SONIC WAVES UPWARD TOWARD SAID ICE, SAID TWO WAVES BEING DIFFERENTLY RESPONSIVE TO THE WATER-ICE AND AIR-ICE INTERFACES, TWO TRANSDUCERS FOR RECEIVING ECHO SIGNALS FROM SAID INTERFACES, TWO TUNED AMPLIFIERS TUNED, RESPECTIVELY, TO SAID TOW WAVES, AND COUPLER, RESPECTIVELY, TO SAID TWO TRANSDUCERS, SEPARATE RANGE UNITS CONNECTED TO THE OUTPUTS OF EACH AMPLIFIER, SEPARATE RECORDING STYLI CONNECTED, RESPECTIVELY, TO THE OUTPUTS OF SAID RANGE UNITS, AND A COMMON RECORDING TAPE FOR THE TWO STYLI.
References Cited (Backward Citations)
US3094681A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |