Patent US3411713A successfully refreshed from Google Patents.
US3411713A
Expired / Lapsed
US
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Manual knob for controlling gas cock and adjusting thermostat
Assignee: Controls Company of America
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Filing: 1966-07-22
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Granted: 1968-11-19
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Expires: 1986-07-22
Abstract
No abstract record available.
Inventors
- 👤 Elmer E Wallace
- 👤 Ferdinand F Heiser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:58
CPC Classifications
F; F23; F23N; F23N1/00; F16; F16K; F16K31/00; F16K31/44; F16K31/60; F24; F24C; F24C3/00; F24C3/12; Y; Y10; Y10T; Y10T137/00; Y10T137/1407; Y10T137/1516
Claims Analysis
Total Claims: 0
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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) | 1971-11-19 | 1972-05-20 | 1972-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-19 | 1976-05-20 | 1976-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-19 | 1980-05-20 | 1980-11-19 | $7700.00 | Window Closed / Lapsed |