US3302199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Distance measuring system
Assignee: Bendix Corp
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Filing: 1964-05-27
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Granted: 1967-01-31
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Expires: 1984-05-27
Abstract
No abstract record available.
Inventors
- 👤 Robert J Kelly
- 👤 Lester R Yates
- 👤 Donald H Judd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:53
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/74; G01S13/76; G01S13/78; G01S13/785; G01S13/787; G01S7/00; G01S7/02; G01S7/40; G01S7/4004; G01S7/4021; G01S7/4052; G01S7/406; G01S7/4065
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
DISTANCE MEASURING EQUIPMENT COMPRISING AN INTERROGATOR FOR TRANSMITTING AN INTERROGATION SIGNAL TO A DISTANT COOPERATING STATION, A RECEIVER FOR RECEIVING THE RESPONSIVE SIGNAL FROM THE COOPERATING STATION, TIMING MEANS INITIATED BY THE INTERROGATION SIGNAL AND TERMINATED BY A CONTROL SIGNAL FOR DEFINING A TIME INTERVAL PROPORTIONAL TO THE CONTROL SIGNAL, A DELAY CIRCUIT FOR DELAYING THE SIGNAL FROM SAID RECEIVER A VARIABLE AMOUNT, AND
Claim 2
Dependent Claim
64 words
DISTANCE MEASURING EQUIPMENT COMPRISING AN INTERROGATOR FOR TRANSMITTING AN INTERROGATION SIGNAL TO A DISTANT COOPERATING STATION, A RECEIVER FOR RECEIVING THE RESPONSIVE SIGNAL FROM THE COOPERATING STATION, TIMING MEANS INITIATED BY THE INTERROGATION SIGNAL AND TERMINATED BY A CONTROL SIGNAL FOR DEFINING A TIME INTERVAL PROPORTIONAL TO THE CONTROL SIGNAL, A DELAY CIRCUIT FOR DELAYING THE SIGNAL FROM SAID RECEIVER A VARIABLE AMOUNT, AND
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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |