US3485979A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective gap and by-pass switch for series capacitor installations
Assignee: Westinghouse Electric Corp
•
Filing: 1967-02-27
•
Granted: 1969-12-23
•
Expires: 1987-02-27
Abstract
No abstract record available.
Inventors
- 👤 George E Mercier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:03
CPC Classifications
H; H02; H02H; H02H7/00; H02H7/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2351989A
Cited
US2576132A
Cited
US2597012A
Cited
US2660693A
Cited
US2760121A
Cited
US3385941A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-22 | 1973-06-23 | 1973-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-22 | 1977-06-23 | 1977-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-22 | 1981-06-23 | 1981-12-23 | $7700.00 | Window Closed / Lapsed |