US3135573A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Data gathering, transmitting and recording system
Assignee: Individual
•
Filing: 1961-04-17
•
Granted: 1964-06-02
•
Expires: 1981-04-17
Abstract
No abstract record available.
Inventors
- 👤 Ralph J Thompson
- 👤 Clement T Loshing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:43
CPC Classifications
G; G01; G01D; G01D9/00; G01D9/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
A METHOD FOR RECORDING AT ONE CENTRAL POINT DATA RESPECTING EVENTS OCCURRING AT A PLURALITY OF STATIONS MONITORED FOR THE OCCURRENCE OF SAID EVENTS, COMPRISING: MONITORING EACH SAID STATION FOR THE OCCURRENCE OF THE RESPECTIVE EVENT; GENERATING AT EACH SAID STATION UPON OCCURRENCE OF THE EVENT THERE MONITORED A SIGNAL VARIED IN FREQUENCY FROM A BASE FREQUENCY DISTINCT FOR EACH SAID STATION AND TRANSMITTING EACH SAID SIGNAL TO A CENTRAL RECEIVING POINT; THE GENERATION OF EACH SAID SIGNAL BEING INITIATED BY AND ENDURING FOR AS LONG AS THE EVENT MONITORED AT THE GENERATING STATION, AND THE FREQUENCY VARIATION OF EACH SAID SIGNAL BEING INSTANTANEOUSLY PROPORTIONAL TO A RATE INVOLVED IN THE RESPECTIVE MONITORED EVENT; RECEIVING ALL SAID TRANSMITTED SIGNALS AT SAID POINT AND TRANSFORMING EACH TO A RECEIVER OUTPUT OF AUDIO FREQUENCY PROPORTIONAL TO A RESPECTIVE EVENT RATE; AND APPLYING EACH AUDIO OUTPUT TO A RESPECTIVE CHANNEL OF A RECORDING MEDIUM.
Claim 2
Independent Claim
151 words
A METHOD FOR RECORDING AT ONE CENTRAL POINT DATA RESPECTING EVENTS OCCURRING AT A PLURALITY OF STATIONS MONITORED FOR THE OCCURRENCE OF SAID EVENTS, COMPRISING: MONITORING EACH SAID STATION FOR THE OCCURRENCE OF THE RESPECTIVE EVENT; GENERATING AT EACH SAID STATION UPON OCCURRENCE OF THE EVENT THERE MONITORED A SIGNAL VARIED IN FREQUENCY FROM A BASE FREQUENCY DISTINCT FOR EACH SAID STATION AND TRANSMITTING EACH SAID SIGNAL TO A CENTRAL RECEIVING POINT; THE GENERATION OF EACH SAID SIGNAL BEING INITIATED BY AND ENDURING FOR AS LONG AS THE EVENT MONITORED AT THE GENERATING STATION, AND THE FREQUENCY VARIATION OF EACH SAID SIGNAL BEING INSTANTANEOUSLY PROPORTIONAL TO A RATE INVOLVED IN THE RESPECTIVE MONITORED EVENT; RECEIVING ALL SAID TRANSMITTED SIGNALS AT SAID POINT AND TRANSFORMING EACH TO A RECEIVER OUTPUT OF AUDIO FREQUENCY PROPORTIONAL TO A RESPECTIVE EVENT RATE; AND APPLYING EACH AUDIO OUTPUT TO A RESPECTIVE CHANNEL OF A RECORDING MEDIUM.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-02 | 1967-12-02 | 1968-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-02 | 1971-12-02 | 1972-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-02 | 1975-12-02 | 1976-06-02 | $7700.00 | Window Closed / Lapsed |