US2483123A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Humbucking arrangement for magnetic transducers
Assignee: General Electric Co
•
Filing: 1944-11-02
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Granted: 1949-09-27
•
Expires: 1964-11-02
Abstract
No abstract record available.
Inventors
- 👤 Charles W Clapp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:50
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/10; G11B5/11; G11B5/127; G11B5/187
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2351003A
Cited
US2351004A
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 |