US3469171A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power rectifying device including heat exchange arrangement
Assignee: Alcatel Lucent SAS
•
Filing: 1967-01-31
•
Granted: 1969-09-23
•
Expires: 1987-01-31
Abstract
No abstract record available.
Inventors
- 👤 Jacques Toulemonde
- 👤 Maurice Gallay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:41
CPC Classifications
H; H10; H10W; H10W90/00; H10D; H10D99/00; H10W40/00; H10W40/30; H10W40/40; H10W40/43; H10W40/47
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2815472A
Cited
US3234451A
Cited
US3293508A
Cited
US3319136A
Cited
US3373335A
Cited
US3333163A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-22 | 1973-03-24 | 1973-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-22 | 1977-03-24 | 1977-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-22 | 1981-03-24 | 1981-09-23 | $7700.00 | Window Closed / Lapsed |