Patent US2900473A successfully refreshed from Google Patents.
US2900473A
Expired / Lapsed
US
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Magnetic shield
Assignee: ITE Circuit Breaker Co
•
Filing: 1956-12-28
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Granted: 1959-08-18
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Expires: 1976-12-28
Abstract
No abstract record available.
Inventors
- 👤 George J Giessner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:42
CPC Classifications
H; H01; H01H; H01H71/00; H01H71/10; H01H71/12; H01H71/40; H01H1/00; H01H1/12; H01H1/36; H01H1/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1716166A
Cited
US2297320A
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US2312169A
Cited
US2473196A
Cited
US2439126A
Cited
US2795671A
Cited
US2797277A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-17 | 1963-02-16 | 1963-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-17 | 1967-02-16 | 1967-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-17 | 1971-02-16 | 1971-08-18 | $7700.00 | Window Closed / Lapsed |