US2604562A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric circuit interrupter
Assignee: General Electric Co
•
Filing: 1949-01-29
•
Granted: 1952-07-22
•
Expires: 1969-01-29
Abstract
No abstract record available.
Inventors
- 👤 William E Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:45
CPC Classifications
H; H01; H01H; H01H33/00; H01H33/02; H01H33/04; H01H33/14; H01H33/70; H01H33/80; H01H33/82; H01H33/83
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB316952A
Cited
US1982355A
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US1901679A
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US2192772A
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US2288324A
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US2481996A
Cited
US2477810A
Cited
US2445529A
Cited
US2551772A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-22 | 1956-01-21 | 1956-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-22 | 1960-01-21 | 1960-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-22 | 1964-01-21 | 1964-07-22 | $7700.00 | Window Closed / Lapsed |