Patent US2665406A successfully refreshed from Google Patents.
US2665406A
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US
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High power factor current limiter
Assignee: Individual
•
Filing: 1946-04-01
•
Granted: 1954-01-05
•
Expires: 1966-04-01
Abstract
No abstract record available.
Inventors
- 👤 Carmichael Thomas Frazer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:15
CPC Classifications
H; H01; H01F; H01F38/00; H01F38/08; H01F38/10; Y; Y10; Y10S; Y10S315/00; Y10S315/02
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-04 | 1957-07-06 | 1958-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-04 | 1961-07-06 | 1962-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-04 | 1965-07-06 | 1966-01-05 | $7700.00 | Window Closed / Lapsed |