US2360922A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuit breaker
Assignee: HEINEMANN CIRCUIT BREAKER Co
•
Filing: 1939-04-06
•
Granted: 1944-10-24
•
Expires: 1959-04-06
Abstract
No abstract record available.
Inventors
- 👤 Kurt W Wilckens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:52
CPC Classifications
H; H01; H01H; H01H73/00; H01H73/36; H01H73/38; H01H71/00; H01H71/10; H01H71/50; H01H71/52; H01H71/528; H01H71/12; H01H71/24; H01H71/34; H01H71/345
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) | 1947-10-24 | 1948-04-24 | 1948-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-10-24 | 1952-04-24 | 1952-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-10-24 | 1956-04-24 | 1956-10-24 | $7700.00 | Window Closed / Lapsed |