US2174669A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic circuit breaker assembly
Assignee: Colts Manufacturing Co Inc
•
Filing: 1938-04-15
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Granted: 1939-10-03
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Expires: 1958-04-15
Abstract
No abstract record available.
Inventors
- 👤 Sachs Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:52
CPC Classifications
H; H01; H01H; H01H71/00; H01H71/10; H01H71/50; H01H71/52; H01H71/529; H01H11/00; H01H11/04; H01H11/06; H01H71/02; H01H71/0264; H01H71/0271
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1942-10-02 | 1943-04-03 | 1943-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-10-02 | 1947-04-03 | 1947-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-10-02 | 1951-04-03 | 1951-10-03 | $7700.00 | Window Closed / Lapsed |