Patent US2467084A successfully refreshed from Google Patents.
US2467084A
Expired / Lapsed
US
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Control circuits
Assignee: AMERICAN ELECTRIC HEATING Co
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Filing: 1946-06-01
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Granted: 1949-04-12
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Expires: 1966-06-01
Abstract
No abstract record available.
Inventors
- 👤 James E Gannon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:15
CPC Classifications
—
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1044269A
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US1708309A
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GB389216A
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US2080799A
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US2062337A
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US2058252A
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US2088477A
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US2168680A
Cited
US2250207A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-11 | 1952-10-11 | 1953-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-11 | 1956-10-11 | 1957-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-11 | 1960-10-11 | 1961-04-12 | $7700.00 | Window Closed / Lapsed |