US3065322A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas blast circuit breaker
Assignee: General Electric Co
•
Filing: 1960-12-20
•
Granted: 1962-11-20
•
Expires: 1980-12-20
Abstract
No abstract record available.
Inventors
- 👤 Thellwell R Coggeshall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 03:16
CPC Classifications
H; H01; H01H; H01H33/00; H01H33/02; H01H33/04; H01H33/16; H01H33/167; H01H33/70; H01H33/7015; H01H33/7038; H01H33/86
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1965551A
Cited
GB582599A
Cited
US2459600A
Cited
US2665351A
Cited
US2970198A
Cited
US2911507A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-19 | 1966-05-21 | 1966-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-19 | 1970-05-21 | 1970-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-19 | 1974-05-21 | 1974-11-20 | $7700.00 | Window Closed / Lapsed |