Patent US3351934A successfully refreshed from Google Patents.
US3351934A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Supervised alarm system
Assignee: Honeywell Inc
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Filing: 1965-05-19
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Granted: 1967-11-07
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Expires: 1985-05-19
Abstract
No abstract record available.
Inventors
- 👤 Norman J Vietz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:24
CPC Classifications
G; G08; G08B; G08B29/00; G08B29/12; G08B29/123
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
AN ALARM SYSTEM, COMPRISING: DIRECT CURRENT SOURCE MEANS INCLUDING CONNECTION MEANS CONNECTED TO ALARM ACTUATED MEANS IN SERIES WITH POLARIZED RELAY MEANS; SAID ALARM ACTUATED MEANS INCLUDING FIRST ASYMMETRIC CURRENT CONDUCTING MEANS; SAID ALARM ACTUATED MEANS FURTHER INCLUDING ALARM ACTUATED SWITCHING MEANS HAVING SECOND ASYMMETRIC CURRENT CONDUCTING MEANS SUBSTITUTED IN PLACE OF SAID FIRST ASYMMETRIC CURRENT CONDUCTING MEANS IN REVERSE POLARITY UPON THE OPERATION OF SAID ALARM ACTUATED MEANS; CIRCUIT POLARITY REVERSING MEANS INCLUDING SAID CONNECTION MEANS CONECTED TO SAID SOURCE MEANS TO REVERSIBLY POWER SAID ALARM ACTUATED MEANS AND SAID POLARIZED RELAY MEANS; AND RELAY RESPONSIVE CONTROL MEANS AN SIGNAL MEANS CONNECTED BY SAID CONNECTION MEANS TO SAID SOURCE MEANS AND RESPONSIVE TO SAID OPERATION OF SAID POLARIZED RELAY MEANS TO IN TURN OPERATE SAID CIRCUIT PORLARITY REVERSING MEANS AND SAID POLARIZED RELAY MEANS TO ACTIVATE SAID RELAY RESPONSIVE CONTROL MEANS TO THEREBY OPERATED SAID SIGNAL MEANS.
Claim 2
Dependent Claim
148 words
AN ALARM SYSTEM, COMPRISING: DIRECT CURRENT SOURCE MEANS INCLUDING CONNECTION MEANS CONNECTED TO ALARM ACTUATED MEANS IN SERIES WITH POLARIZED RELAY MEANS; SAID ALARM ACTUATED MEANS INCLUDING FIRST ASYMMETRIC CURRENT CONDUCTING MEANS; SAID ALARM ACTUATED MEANS FURTHER INCLUDING ALARM ACTUATED SWITCHING MEANS HAVING SECOND ASYMMETRIC CURRENT CONDUCTING MEANS SUBSTITUTED IN PLACE OF SAID FIRST ASYMMETRIC CURRENT CONDUCTING MEANS IN REVERSE POLARITY UPON THE OPERATION OF SAID ALARM ACTUATED MEANS; CIRCUIT POLARITY REVERSING MEANS INCLUDING SAID CONNECTION MEANS CONECTED TO SAID SOURCE MEANS TO REVERSIBLY POWER SAID ALARM ACTUATED MEANS AND SAID POLARIZED RELAY MEANS; AND RELAY RESPONSIVE CONTROL MEANS AN SIGNAL MEANS CONNECTED BY SAID CONNECTION MEANS TO SAID SOURCE MEANS AND RESPONSIVE TO SAID OPERATION OF SAID POLARIZED RELAY MEANS TO IN TURN OPERATE SAID CIRCUIT PORLARITY REVERSING MEANS AND SAID POLARIZED RELAY MEANS TO ACTIVATE SAID RELAY RESPONSIVE CONTROL MEANS TO THEREBY OPERATED SAID SIGNAL MEANS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |