US3266030A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alarm system
Assignee: CSG Security Inc
•
Filing: 1963-12-30
•
Granted: 1966-08-09
•
Expires: 1983-12-30
Abstract
No abstract record available.
Inventors
- 👤 John A Sadler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:31
CPC Classifications
G; G08; G08B; G08B13/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
AN ALARM SYSTEM COMPRISING AN OSCILLATOR OF FOR SUPPLYING AN OSCILLATORY SIGNAL, AN ALARM AT A LOCATION REMOTE FROM THE OSCILLATOR, A TRANSMISSION LINE BETWEEN THE OSCILLATOR AND THE ALARM FOR TRANSMITTING THE OSCILLATORY SIGNAL TO THE ALARM, THE ALARM INCLUDING A SIGNAL RECEIVER RESPONSIVE TO THE OSCILLATORY SIGNAL TO HOLD THE ALARM INOPERATIVE WHEN SUPPLIED WITH THE OSCILLATORY SIGNAL BY THE LINE, A BATERY AT SAID REMOTE LOCATION FOR OPERATING THE ALARM, A DIRECT CURRENT POWER SUPPLY LOCATED AT THE SAME END OF THE TRANSMISSION LINE AS THE OSCILLATOR FOR PROVIDING A DIRECT CURRENT VOLTAGE ON THE LINE, MEANS CONNECTING THE BATTERY TO THE POWER SUPPLY THROUGH THE LINE FOR CHARGING THE BATTERY BY THE POWER SUPPLY,
Claim 2
Dependent Claim
118 words
AN ALARM SYSTEM COMPRISING AN OSCILLATOR OF FOR SUPPLYING AN OSCILLATORY SIGNAL, AN ALARM AT A LOCATION REMOTE FROM THE OSCILLATOR, A TRANSMISSION LINE BETWEEN THE OSCILLATOR AND THE ALARM FOR TRANSMITTING THE OSCILLATORY SIGNAL TO THE ALARM, THE ALARM INCLUDING A SIGNAL RECEIVER RESPONSIVE TO THE OSCILLATORY SIGNAL TO HOLD THE ALARM INOPERATIVE WHEN SUPPLIED WITH THE OSCILLATORY SIGNAL BY THE LINE, A BATERY AT SAID REMOTE LOCATION FOR OPERATING THE ALARM, A DIRECT CURRENT POWER SUPPLY LOCATED AT THE SAME END OF THE TRANSMISSION LINE AS THE OSCILLATOR FOR PROVIDING A DIRECT CURRENT VOLTAGE ON THE LINE, MEANS CONNECTING THE BATTERY TO THE POWER SUPPLY THROUGH THE LINE FOR CHARGING THE BATTERY BY THE POWER SUPPLY,
References Cited (Backward Citations)
US2419957A
Cited
US2339750A
Cited
GB704779A
Cited
US2636163A
Cited
US2832950A
Cited
US2966582A
Cited
US2987712A
Cited
US3015077A
Cited
US3010100A
Cited
US3086109A
Cited
US3049699A
Cited
US3135951A
Cited
US3149320A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |