US2672203A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic roll preventer for self-propelled vehicles
Assignee: Individual
•
Filing: 1949-12-30
•
Granted: 1954-03-16
•
Expires: 1969-12-30
Abstract
No abstract record available.
Inventors
- 👤 Brown Emory Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:11
CPC Classifications
B; B60; B60T; B60T7/00; B60T7/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1090011A
Cited
US1158891A
Cited
US1346949A
Cited
US1708009A
Cited
US1582879A
Cited
US1844818A
Cited
US1909377A
Cited
FR40923E
Cited
US2250754A
Cited
US2377303A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-15 | 1957-09-14 | 1958-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-15 | 1961-09-14 | 1962-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-15 | 1965-09-14 | 1966-03-16 | $7700.00 | Window Closed / Lapsed |