US2483159A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic core
Assignee: General Electric Co
•
Filing: 1946-12-26
•
Granted: 1949-09-27
•
Expires: 1966-12-26
Abstract
No abstract record available.
Inventors
- 👤 Gareth G Somerville
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:13
CPC Classifications
H; H01; H01F; H01F30/00; H01F30/06; H01F30/12; 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)
US1935426A
Cited
US2344294A
Cited
US2412914A
Cited
US2431128A
Cited
US2408212A
Cited
US2382172A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-26 | 1953-03-28 | 1953-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-26 | 1957-03-28 | 1957-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-26 | 1961-03-28 | 1961-09-27 | $7700.00 | Window Closed / Lapsed |