US3099824A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Static logic annunciator
Assignee: Westinghouse Electric Corp
•
Filing: 1958-05-26
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Granted: 1963-07-30
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Expires: 1978-05-26
Abstract
No abstract record available.
Inventors
- 👤 Leonard P Vitt
- 👤 Jon J Mcneill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:20
CPC Classifications
G; G08; G08B; G08B23/00; G08B25/00; G08B25/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
AN ANNUNCIATOR COMPRISING STATIC ELEMENT MEANS OPERATING TO CHANGE A NORMAL INDICATION SIGNAL TO ANOTHER INDICATION SIGNAL IN RESPONSE TO THE ABSENCE OF SIGNAL FROM A CONDITION-RESPONSIVE SIGNAL MEANS; ACKNOWLEDGE MEANS CONNNECTED IN CIRCUIT RELATION WITH SAID STATIC ELEMENT MEANS FOR PROVIDING AN ADDTIONAL SIGNAL TO SAID STATIC ELEMENT MEANS IN THE ABSENCE OF A SIGNAL TO SAID CONDITION-RESPONSIVE MEANS, AND ADDITIONAL STATIC ELEMENT MEANS CONNECTED IN CIRCUIT RELATION WITH SAID ACKNOWLEDGE MEANS AND SAID STATIC ELEMENT MEANS FOR PROVIDING AN INDICATION SIGNAL DIFFERENT FROM SAID NORMAL INDICATION SIGNAL AND SAID ANOTHER INDICATION SIGNAL IN RESPONSE TO THE OPERATION OF THE ACKNOWLEDGE MEANS FOLLOWING THE SAID OPERATION OF THE FIRST MENTIONED STATIC MEANS AND TO THE PRESENCE OF A SIGNAL FROM SAID CONDITION-RESPONSIVE SIGNAL MEANS AFTER THE OPERATION OF THE ACKNOWLEDGE MEANS.
Claim 2
Dependent Claim
132 words
AN ANNUNCIATOR COMPRISING STATIC ELEMENT MEANS OPERATING TO CHANGE A NORMAL INDICATION SIGNAL TO ANOTHER INDICATION SIGNAL IN RESPONSE TO THE ABSENCE OF SIGNAL FROM A CONDITION-RESPONSIVE SIGNAL MEANS; ACKNOWLEDGE MEANS CONNNECTED IN CIRCUIT RELATION WITH SAID STATIC ELEMENT MEANS FOR PROVIDING AN ADDTIONAL SIGNAL TO SAID STATIC ELEMENT MEANS IN THE ABSENCE OF A SIGNAL TO SAID CONDITION-RESPONSIVE MEANS, AND ADDITIONAL STATIC ELEMENT MEANS CONNECTED IN CIRCUIT RELATION WITH SAID ACKNOWLEDGE MEANS AND SAID STATIC ELEMENT MEANS FOR PROVIDING AN INDICATION SIGNAL DIFFERENT FROM SAID NORMAL INDICATION SIGNAL AND SAID ANOTHER INDICATION SIGNAL IN RESPONSE TO THE OPERATION OF THE ACKNOWLEDGE MEANS FOLLOWING THE SAID OPERATION OF THE FIRST MENTIONED STATIC MEANS AND TO THE PRESENCE OF A SIGNAL FROM SAID CONDITION-RESPONSIVE SIGNAL MEANS AFTER THE OPERATION OF THE ACKNOWLEDGE MEANS.
References Cited (Backward Citations)
US2824295A
Cited
US2817074A
Cited
US2832948A
Cited
US2825894A
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US2858528A
Cited
US2931018A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-29 | 1967-01-28 | 1967-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-29 | 1971-01-28 | 1971-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-29 | 1975-01-28 | 1975-07-30 | $7700.00 | Window Closed / Lapsed |