US2500168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle supported tool and wheel drive control thereby
Assignee: Individual
•
Filing: 1945-09-19
•
Granted: 1950-03-14
•
Expires: 1965-09-19
Abstract
No abstract record available.
Inventors
- 👤 Pont Eleuthere Paul Du
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:04
CPC Classifications
A; A01; A01G; A01G3/00; A01G3/04; A01G3/0417; A01G2003/0443; A01G2003/0461; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19079; Y10T74/19088; Y10T74/19102
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US954667A
Cited
US1539186A
Cited
US1916704A
Cited
US2138239A
Cited
US2161357A
Cited
US2175551A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-13 | 1953-09-12 | 1954-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-13 | 1957-09-12 | 1958-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-13 | 1961-09-12 | 1962-03-14 | $7700.00 | Window Closed / Lapsed |