US2843706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric circuit breaker
Assignee: General Electric Co
•
Filing: 1955-09-23
•
Granted: 1958-07-15
•
Expires: 1975-09-23
Abstract
No abstract record available.
Inventors
- 👤 John A Oppel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:26
CPC Classifications
H; H01; H01H; H01H3/00; H01H3/32; H01H3/40; H01H33/00; H01H33/02; H01H33/28; H01H33/30; H01H33/32; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/18976
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US681625A
Cited
US1300498A
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US1614777A
Cited
FR737431A
Cited
US2279040A
Cited
US2436190A
Cited
US2454586A
Cited
US2645689A
Cited
US2752448A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-14 | 1962-01-13 | 1962-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-14 | 1966-01-13 | 1966-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-14 | 1970-01-13 | 1970-07-15 | $7700.00 | Window Closed / Lapsed |