US3111160A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple burner monitor
Assignee: Honeywell Inc
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Filing: 1961-11-06
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Granted: 1963-11-19
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Expires: 1981-11-06
Abstract
No abstract record available.
Inventors
- 👤 Francis M Mellette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:35
CPC Classifications
F; F23; F23N; F23N5/00; F23N5/02; F23N5/08; F23N5/082; F23N5/022; F23N2229/00; F23N2229/16; F23N2231/00; F23N2231/10; F23N2237/00; F23N2237/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
MULTIPLE BURNER MONITOR APPARATUS FOR USE WITH A MULTIPLE FUEL BURNER INSTALLATION, COMPRISING; A PLURALITY OF ELECTRICALLY OPERABLE FLAME DETECTORS ONE OF WHICH IS ADAPTED TO BE ASSOCIATED WITH EACH BURNER AND TO BE EFFECTIVE TO SENSE THE PRESENCE OR ABSENCE OF FLAME THEREAT, RECORDER MEANS, MEANS SEQUENTIALLY CONNECTING SAID RECORDER MEANS TO EACH OF SAID PLURALITY OF FLAME DETECTORS TO MEASURE AN ELECTRICAL VOLTAGE CHARACTERISTIC THEREOF THE
Claim 2
Dependent Claim
68 words
MULTIPLE BURNER MONITOR APPARATUS FOR USE WITH A MULTIPLE FUEL BURNER INSTALLATION, COMPRISING; A PLURALITY OF ELECTRICALLY OPERABLE FLAME DETECTORS ONE OF WHICH IS ADAPTED TO BE ASSOCIATED WITH EACH BURNER AND TO BE EFFECTIVE TO SENSE THE PRESENCE OR ABSENCE OF FLAME THEREAT, RECORDER MEANS, MEANS SEQUENTIALLY CONNECTING SAID RECORDER MEANS TO EACH OF SAID PLURALITY OF FLAME DETECTORS TO MEASURE AN ELECTRICAL VOLTAGE CHARACTERISTIC THEREOF THE
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) | 1966-11-18 | 1967-05-20 | 1967-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-18 | 1971-05-20 | 1971-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-18 | 1975-05-20 | 1975-11-19 | $7700.00 | Window Closed / Lapsed |