US2743326A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Switch for overload protecting circuits
Assignee: Allen Bradley Co LLC
•
Filing: 1953-01-21
•
Granted: 1956-04-24
•
Expires: 1973-01-21
Abstract
No abstract record available.
Inventors
- 👤 Lynn H Matthias
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:56
CPC Classifications
H; H01; H01H; H01H71/00; H01H71/10; H01H71/12; H01H71/14; H01H71/20; H01H71/205; H01H71/50; H01H71/62; H01H73/00; H01H73/22; H01H73/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1978731A
Cited
US2001559A
Cited
US2385727A
Cited
US2496020A
Cited
US2626330A
Cited
US2532265A
Cited
US2597068A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-24 | 1959-10-24 | 1960-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-24 | 1963-10-24 | 1964-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-24 | 1967-10-24 | 1968-04-24 | $7700.00 | Window Closed / Lapsed |