US2242076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric control system
Assignee: ASS EQUIPMENT CO Ltd
•
Filing: 1938-03-31
•
Granted: 1941-05-13
•
Expires: 1958-03-31
Abstract
No abstract record available.
Inventors
- 👤 Jones Ernest James Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:35
CPC Classifications
H; H02; H02P; H02P29/00; H02P29/20; Y; Y10; Y10T; Y10T408/00; Y10T408/08; Y10T408/16; Y10T408/17; Y10T408/21; Y10T408/55; Y10T408/561; Y10T408/5626; Y10T74/00; Y10T74/21; Y10T74/2173; Y10T74/2174
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) | 1944-05-12 | 1944-11-11 | 1945-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-05-12 | 1948-11-11 | 1949-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-05-12 | 1952-11-11 | 1953-05-13 | $7700.00 | Window Closed / Lapsed |