US3193814A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic annunciator control
Assignee: Individual
•
Filing: 1960-08-17
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Granted: 1965-07-06
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Expires: 1980-08-17
Abstract
No abstract record available.
Inventors
- 👤 George E Foster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:49
CPC Classifications
G; G08; G08B; G08B25/00; G08B25/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
178 words
IN AN ANNUNCIATOR SYSTEM OF THE TYPE WHEREIN A PLURALITY OF REMOTE LOCATIONS ARE MONITORED BY RESPECTIVE SUPERVISORY ELECTRONIC CIRCUITS, THE IMPROVEMENT COMPRISING A PAIR OF INDICATORS INDIVIDUAL TO EACH CIRCUIT HAVING MEANS FOR GENERATING A CORRESPONDING PAIR OF DISTINCTIVE INDICATOR ACTIVATING SIGNALS, A MEMORY INDIVIDUAL TO EACH CIRCUIT, AN AND GATE AT EACH SUPERVISORY CIRCUIT FOR CONTROLLING THE RESPECTIVE MEMORY, MEANS OPERATED BY ANY ONE OF SAID SUPERVISORY ELECTRONIC CIRCUITS RESPONSIVE TO A RESPECTIVE FAULT SIGNAL TRANSMITTED FROM THE RESPECTIVE LOCATION FOR TRANSMITTING A SIGNAL TO THE AND GATE THEREAT PLACING THE RESPECTIVE MEMORY IN ONE STATE, MEANS FOR OPERATING ONE OF THE RESPECTIVE PAIR OF SIGNALS RESPONSIVE TO THE RECEIPT OF SAID FAULT SIGNAL, MEANS FOR OPERATING THE OTHER OF SAID PAIR OF SIGNALS RESPONSIVE TO SAID MEMORY BEING PLACED IN SAID ONE STATE, AND MEANS CONTROLLED BY SAID MEMORY IN SAID ONE STATE FOR CLOSING THE AND GATE FOR EACH RESPECTIVE MEMORY TO PREVENT ANY OTHER MEMORY FROM BEING PLACED IN SAID ONE STATE RESPONSIVE TO A FAULT SIGNAL TRANSMITTED TO A RESPECTIVE AND GATE
Claim 2
Dependent Claim
178 words
IN AN ANNUNCIATOR SYSTEM OF THE TYPE WHEREIN A PLURALITY OF REMOTE LOCATIONS ARE MONITORED BY RESPECTIVE SUPERVISORY ELECTRONIC CIRCUITS, THE IMPROVEMENT COMPRISING A PAIR OF INDICATORS INDIVIDUAL TO EACH CIRCUIT HAVING MEANS FOR GENERATING A CORRESPONDING PAIR OF DISTINCTIVE INDICATOR ACTIVATING SIGNALS, A MEMORY INDIVIDUAL TO EACH CIRCUIT, AN AND GATE AT EACH SUPERVISORY CIRCUIT FOR CONTROLLING THE RESPECTIVE MEMORY, MEANS OPERATED BY ANY ONE OF SAID SUPERVISORY ELECTRONIC CIRCUITS RESPONSIVE TO A RESPECTIVE FAULT SIGNAL TRANSMITTED FROM THE RESPECTIVE LOCATION FOR TRANSMITTING A SIGNAL TO THE AND GATE THEREAT PLACING THE RESPECTIVE MEMORY IN ONE STATE, MEANS FOR OPERATING ONE OF THE RESPECTIVE PAIR OF SIGNALS RESPONSIVE TO THE RECEIPT OF SAID FAULT SIGNAL, MEANS FOR OPERATING THE OTHER OF SAID PAIR OF SIGNALS RESPONSIVE TO SAID MEMORY BEING PLACED IN SAID ONE STATE, AND MEANS CONTROLLED BY SAID MEMORY IN SAID ONE STATE FOR CLOSING THE AND GATE FOR EACH RESPECTIVE MEMORY TO PREVENT ANY OTHER MEMORY FROM BEING PLACED IN SAID ONE STATE RESPONSIVE TO A FAULT SIGNAL TRANSMITTED TO A RESPECTIVE AND GATE
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |