US3125754A
Expired / Lapsed
US
⏱️ 0.0 years remaining
P-plop
Assignee: —
•
Filing: —
•
Granted: 1964-03-17
•
Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:49
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/50; G01S13/58; G01S13/64
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A RECURRENT PULSE REFLECTION DISTANCE FINDING SYSTEM COMPRISING A RECURRENT PULSE TRANSMITTER, A PULSE RECEIVER, A PLURALITY OF PRIMARY VOLTAGE GENERATOR MEANS OPERATIVE RESPONSIVELY TO PULSE TRANSMISSION TO SUPPLY OUTPUT VOLTAGES OF PREDETERMINED DIFFERENT TIME DURATIONS, A PLURALITY OF GATE MEANS EACH RESPONSIVE TO THE OUTPUT VOLTAGE OF ONE OF THE SAID VOLTAGE GENERATOR MEANS TO TRANSMIT A SIGNAL APPLIED THERETO, MEANS SUPPLYING EACH GATE MEANS WITH THE RECEIVED PULSE OUTPUT FROM THE PULSE RECEIVER FOR CONTROLLED TRANSMISSION THERETHROUGH, A PLURALITY OF SECONDARY VOLTAGE GENERATOR MEANS EACH CONNECTED TO RECEIVE THE RECEIVER PULSE OUTPUT THROUGH ONE OF THE GATE MEANS AND OPERATIVE TO GENERATE A VOLTAGE OF PREDETERMINED DURATION IN RESPONSE THERETO, AND A PLURALITY OF VISUAL INDICATING MEANS EACH RESPONSIVE TO OPERATION OF ONE OF SAID SECONDARY VOLTAGE GENERATOR MEANS.
Claim 2
Dependent Claim
131 words
A RECURRENT PULSE REFLECTION DISTANCE FINDING SYSTEM COMPRISING A RECURRENT PULSE TRANSMITTER, A PULSE RECEIVER, A PLURALITY OF PRIMARY VOLTAGE GENERATOR MEANS OPERATIVE RESPONSIVELY TO PULSE TRANSMISSION TO SUPPLY OUTPUT VOLTAGES OF PREDETERMINED DIFFERENT TIME DURATIONS, A PLURALITY OF GATE MEANS EACH RESPONSIVE TO THE OUTPUT VOLTAGE OF ONE OF THE SAID VOLTAGE GENERATOR MEANS TO TRANSMIT A SIGNAL APPLIED THERETO, MEANS SUPPLYING EACH GATE MEANS WITH THE RECEIVED PULSE OUTPUT FROM THE PULSE RECEIVER FOR CONTROLLED TRANSMISSION THERETHROUGH, A PLURALITY OF SECONDARY VOLTAGE GENERATOR MEANS EACH CONNECTED TO RECEIVE THE RECEIVER PULSE OUTPUT THROUGH ONE OF THE GATE MEANS AND OPERATIVE TO GENERATE A VOLTAGE OF PREDETERMINED DURATION IN RESPONSE THERETO, AND A PLURALITY OF VISUAL INDICATING MEANS EACH RESPONSIVE TO OPERATION OF ONE OF SAID SECONDARY VOLTAGE GENERATOR MEANS.
References Cited (Backward Citations)
US1889614A
Cited
US2333688A
Cited
US2400309A
Cited
US2537593A
Cited
US2537574A
Cited
US2890437A
Cited
US2921302A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |