US3119090A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sea depth determination air survey means
Assignee: Individual
•
Filing: 1952-07-03
•
Granted: 1964-01-21
•
Expires: 1972-07-03
Abstract
No abstract record available.
Inventors
- 👤 Earl W Springer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:52
CPC Classifications
G; G01; G01S; G01S1/00; G01S1/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
APPARATUS FOR SURVEYING THE DEPTH OF A BODY OF WATER, COMPRISING A PLURALITY OF BUOYS SPACED IN KNOWN POSITIONS ALONG A PREDETERMINED PATH IN THE WATER, EACH BUOY HAVING MEANS FOR DETECTING A MEASURE OF THE DEPTH OF THE WATER AT THAT BOUY, EACH BOUY HAVING MEANS FOR TELEMETERING, WITH A SIGNAL PECULIAR TO THAT BUOY, THE DETECTED MEASURE, AND APPARATUS INCLUDING A RECEIVER REMOTE FROM THE BUOYS FOR SELECTIVELY DETECTING AND RECORDING THE SEVERAL SIGNALS.
Claim 2
Dependent Claim
76 words
APPARATUS FOR SURVEYING THE DEPTH OF A BODY OF WATER, COMPRISING A PLURALITY OF BUOYS SPACED IN KNOWN POSITIONS ALONG A PREDETERMINED PATH IN THE WATER, EACH BUOY HAVING MEANS FOR DETECTING A MEASURE OF THE DEPTH OF THE WATER AT THAT BOUY, EACH BOUY HAVING MEANS FOR TELEMETERING, WITH A SIGNAL PECULIAR TO THAT BUOY, THE DETECTED MEASURE, AND APPARATUS INCLUDING A RECEIVER REMOTE FROM THE BUOYS FOR SELECTIVELY DETECTING AND RECORDING THE SEVERAL SIGNALS.
References Cited (Backward Citations)
US967623A
Cited
US2447069A
Cited
US2355502A
Cited
US2361177A
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US2448787A
Cited
US2821853A
Cited
US2414091A
Cited
US2567229A
Cited
US2749436A
Cited
US2869108A
Cited
US2756404A
Cited
US2758203A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-20 | 1967-07-22 | 1968-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-20 | 1971-07-22 | 1972-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-20 | 1975-07-22 | 1976-01-21 | $7700.00 | Window Closed / Lapsed |