US3127584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable bearing channel for echo ranging system
Assignee: Individual
•
Filing: 1950-04-07
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Granted: 1964-03-31
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Expires: 1970-04-07
Abstract
No abstract record available.
Inventors
- 👤 Hathaway Jarrett Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:09
CPC Classifications
G; G01; G01S; G01S1/00; G01S1/72
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
67 words
AN ECHO RANGING SYSTEM COMPRISING A STATIONARY MULTI-ELEMENT TRANSDUCER, THE ELEMENTS OF SAID TRANSDUCER ARRANGED TO RECEIVE SIGNALS OVER A WIDE ANGLE, COMMUTATING MEANS ADAPTED TO SCAN SAID TRANSDUCER ELEMENTS RAPIDLY TO PRODUCE A SUBSTANTIALLY CONTINUOUS INDICATION OF SIGNALS, INDICATING MEANS CONNECTED TO SAID SCANNING MEANS FOR DISPLAYING SIGNAL RECEIVED BY SAID TRANSDUCER, MANUALLY ROTATABLE COMMUNTATED MEANS FOR SELECTING A SMALL SEGMENT OF TRANSDUCER ELEMENTS, AND INDICATING
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-31 | 1967-09-30 | 1968-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-31 | 1971-09-30 | 1972-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-31 | 1975-09-30 | 1976-03-31 | $7700.00 | Window Closed / Lapsed |