US2761538A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromagnetic controls
Assignee: Eaton Corp
•
Filing: 1953-08-12
•
Granted: 1956-09-04
•
Expires: 1973-08-12
Abstract
No abstract record available.
Inventors
- 👤 Ralph L Jaeschke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:06
CPC Classifications
B; B60; B60W; B60W10/00; B60W10/18; B60W10/02; B60W2510/00; B60W2510/06; B60W2510/0638; B60W2540/00; B60W2540/10; B60W2540/16
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US799720A
Cited
US2364751A
Cited
US2381250A
Cited
US2367413A
Cited
US2435280A
Cited
US2642484A
Cited
US2637416A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-04 | 1960-03-05 | 1960-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-04 | 1964-03-05 | 1964-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-04 | 1968-03-05 | 1968-09-04 | $7700.00 | Window Closed / Lapsed |