Patent US214805A successfully refreshed from Google Patents.
Patent US3890495A successfully refreshed from Google Patents.
Patent US3399281A successfully refreshed from Google Patents.
US3399281A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrification system including a composite conductor
Assignee: RUCKER Manufacturing CO
•
Filing: 1966-02-04
•
Granted: 1968-08-27
•
Expires: 1986-02-04
Abstract
No abstract record available.
Inventors
- 👤 James A Corl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:55
CPC Classifications
H; H02; H02G; H02G5/00; H02G5/04; B; B60; B60M; B60M7/00; H02G5/002
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1971-08-27 | 1972-02-26 | 1972-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-27 | 1976-02-26 | 1976-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-27 | 1980-02-26 | 1980-08-27 | $7700.00 | Window Closed / Lapsed |