US2599100A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compressed air circuit breaker with a plurality of series connected breaking gaps
Assignee: ABB Norden Holding AB
•
Filing: 1948-01-17
•
Granted: 1952-06-03
•
Expires: 1968-01-17
Abstract
No abstract record available.
Inventors
- 👤 Forwald Haakon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:48
CPC Classifications
H; H01; H01H; H01H33/00; H01H33/02; H01H33/28; H01H33/30; H01H33/32; H01H33/04; H01H33/12; H01H33/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1904577A
Cited
US1965551A
Cited
US2240233A
Cited
US2331441A
Cited
US2303825A
Cited
US2394086A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-03 | 1955-12-03 | 1956-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-03 | 1959-12-03 | 1960-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-03 | 1963-12-03 | 1964-06-03 | $7700.00 | Window Closed / Lapsed |