US2479330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Induction regulator
Assignee: General Electric Co
•
Filing: 1944-08-19
•
Granted: 1949-08-16
•
Expires: 1964-08-19
Abstract
No abstract record available.
Inventors
- 👤 Gilbert H Fagley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:43
CPC Classifications
H; H01; H01F; H01F29/00; H01F29/08; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49075; Y10T29/49078
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US628050A
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US1611942A
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US1661135A
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US1695799A
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US1654306A
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US1603545A
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US1685656A
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US1795882A
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US1771475A
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US1783050A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-15 | 1953-02-14 | 1953-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-15 | 1957-02-14 | 1957-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-15 | 1961-02-14 | 1961-08-16 | $7700.00 | Window Closed / Lapsed |