US3014268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bridged-gap inductor
Assignee: GTE Sylvania Inc
•
Filing: 1957-04-16
•
Granted: 1961-12-26
•
Expires: 1977-04-16
Abstract
No abstract record available.
Inventors
- 👤 James C Heffernan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:17
CPC Classifications
H; H01; H01F; H01F30/00; H01F30/06; H01F30/10; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49073; Y10T29/49075; Y10T29/49078
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB106986A
Cited
US1429814A
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US1935426A
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US2408211A
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US2456941A
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US2523071A
Cited
US2548624A
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US2655717A
Cited
US2683474A
Cited
US2586532A
Cited
US2700207A
Cited
US2869591A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-25 | 1965-06-26 | 1965-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-25 | 1969-06-26 | 1969-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-25 | 1973-06-26 | 1973-12-26 | $7700.00 | Window Closed / Lapsed |