US3384856A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-phase electric power distribution system
Assignee: General Electric Co
•
Filing: 1966-04-15
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Granted: 1968-05-21
•
Expires: 1986-04-15
Abstract
No abstract record available.
Inventors
- 👤 Lawrence E Fisher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:37
CPC Classifications
H; H02; H02G; H02G5/00; H02G5/06; H02G5/08; H02G5/005; H02G5/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3018320A
Cited
US3044036A
Cited
US3042890A
Cited
US3187086A
Cited
US3189680A
Cited
US3170747A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-21 | 1971-11-20 | 1972-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-21 | 1975-11-20 | 1976-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-21 | 1979-11-20 | 1980-05-21 | $7700.00 | Window Closed / Lapsed |