US3470508A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Superconducting winding
Assignee: Alcatel Lucent SAS
•
Filing: 1967-08-07
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Granted: 1969-09-30
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Expires: 1987-08-07
Abstract
No abstract record available.
Inventors
- 👤 Lucien Donadieu
- 👤 Edmond Kloeckner
- 👤 Marcel Aupox
- 👤 Jean Rovet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:53
CPC Classifications
H; H01; H01F; H01F6/00; H01F6/06; Y; Y10; Y10S; Y10S505/00; Y10S505/825; Y10S505/88; Y10S505/884; Y10S505/887; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49069
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-29 | 1973-03-31 | 1973-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-29 | 1977-03-31 | 1977-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-29 | 1981-03-31 | 1981-09-30 | $7700.00 | Window Closed / Lapsed |