US3264626A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alarm system
Assignee: SIOC Ltd
•
Filing: 1963-08-01
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Granted: 1966-08-02
•
Expires: 1983-08-01
Abstract
No abstract record available.
Inventors
- 👤 George R Mounce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:28
CPC Classifications
G; G08; G08B; G08B5/00; G08B5/22; G08B5/36; G08B23/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
AN ALARM SYSTEM COMPRISING AN ELECTROLUMINESCENT PANEL, AN ALTERNATING CURRENT POTENTIAL SOURCE, CONTROLLED RECTIFIER MEANS INCLUDING A GATE ELECTRODE AND ADAPTED TO CONNECT THE POTENTIAL SOURCE TO THE PANEL, MULTIVIBRATOR MEANS COUPLED TO THE GATE ELECTRODE TO CONTROL CONDUCTION THROUGH THE RECTIFIER MEANS, CONTACT MEANS OPERABLE IN DEPENDENCE ON A CONDITION TO BE MONITORED, FIRST CONTROLLED CONDUCTION MEANS RESPONSIVE TO THE CONTACT MEANS FOR SUPPLYING AN ENABLING SIGNAL TO THE MULTIVIBRATOR MEANS TO PLACE THE MULTIVIBRATOR MEANS IN OPERATION, AND CONTROL MEANS OPERABLE TO ONE SETTING TO MAINTAIN THE ENERGIZATION OF THE PANEL AFTER AN ABNORMAL CONDITION AND UNTIL RESET AND OPERABLE TO ANOTHER SETTING TO ENERGIZE THE PANEL ONLY DURING THE INTERVAL IN WHICH THE ABNORMAL CONDITION PERSISTS.
Claim 2
Dependent Claim
68 words
IN AN INDICATING SYSTEM, AN ELECTROLUMINESCENT MEANS, A SOURCE OF ALTERNATING CURRENT POTENTIAL FOR ENERGIZING THE ELECTROLUMINESCENT MEANS, DIODE MEANS CONNECTED BETWEEN THE SOURCE AND THE ELECTROLUMINESCENT MEANS, RECTIFIER MEANS CONNECTED IN PARALLEL WITH AND OPPOSITELY POLED TO THE DIODE, SAID RECTIFIER MEANS INCLUDING A CONTROL ELECTRODE, AND CONTROL MEANS FOR SUPPLYING SIGNALS TO THE CONTROL ELECTRODE TO CONTROL THE ENERGIZATION OF THE ELECTROLUMINESCENT MEANS BY THE SOURCE.
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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |