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US2473252A
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Assignee: General Electric Co
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Filing: 1947-05-09
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Granted: 1949-06-14
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Expires: 1967-05-09
Abstract
No abstract record available.
Inventors
- 👤 Hutt Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:07
CPC Classifications
H; H01; H01H; H01H13/00; H01H13/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1592977A
Cited
US1861400A
Cited
US1901337A
Cited
US2092371A
Cited
US2223673A
Cited
US2156946A
Cited
US2419072A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-13 | 1952-12-13 | 1953-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-13 | 1956-12-13 | 1957-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-13 | 1960-12-13 | 1961-06-14 | $7700.00 | Window Closed / Lapsed |