US2590231A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic transmission control
Assignee: Individual
•
Filing: 1946-07-12
•
Granted: 1952-03-25
•
Expires: 1966-07-12
Abstract
No abstract record available.
Inventors
- 👤 Chilton Roland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:23
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/02; F16H61/0262; F16H61/0265; F16H61/0267; F16H61/0269; Y; Y10; Y10T; Y10T137/00; Y10T137/0971; Y10T137/1044; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19251; Y10T74/19256; Y10T74/1926; Y10T74/19274; Y10T74/19377; Y10T74/19414; Y10T74/19419; Y10T74/19423; Y10T74/19428; Y10T74/19433; Y10T74/20; Y10T74/20576; Y10T74/20636
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USRE19400E
Cited
US1321150A
Cited
US1838096A
Cited
US1819237A
Cited
US1861008A
Cited
US2016835A
Cited
US2075404A
Cited
US2102781A
Cited
US2100748A
Cited
US2252644A
Cited
US2115284A
Cited
US2106822A
Cited
US2243321A
Cited
US2376545A
Cited
US2250344A
Cited
US2278099A
Cited
US2274224A
Cited
US2349297A
Cited
US2404330A
Cited
US2386174A
Cited
US2407840A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-25 | 1955-09-24 | 1956-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-25 | 1959-09-24 | 1960-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-25 | 1963-09-24 | 1964-03-25 | $7700.00 | Window Closed / Lapsed |