US2744204A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric coil
Assignee: General Electric Co
•
Filing: 1950-10-25
•
Granted: 1956-05-01
•
Expires: 1970-10-25
Abstract
No abstract record available.
Inventors
- 👤 Edward W Mcguiness
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:54
CPC Classifications
H; H02; H02K; H02K3/00; H02K3/32; H02K3/325; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49071
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB500298A
Cited
US2315654A
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US2422591A
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US2549309A
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US2464029A
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US2486751A
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US2456219A
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US2484215A
Cited
US2473842A
Cited
US2567719A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-01 | 1959-10-31 | 1960-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-01 | 1963-10-31 | 1964-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-01 | 1967-10-31 | 1968-05-01 | $7700.00 | Window Closed / Lapsed |