US2492466A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake setting mechanism
Assignee: Individual
•
Filing: 1948-04-05
•
Granted: 1949-12-27
•
Expires: 1968-04-05
Abstract
No abstract record available.
Inventors
- 👤 Earl C Day
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:18
CPC Classifications
B; B60; B60T; B60T17/00; B60T17/18; B60T17/22; B60T17/221; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20636; Y10T74/20714; Y10T74/2072
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1218028A
Cited
US1550633A
Cited
US1654321A
Cited
US1665415A
Cited
US1823695A
Cited
US1927209A
Cited
US2108666A
Cited
US2119638A
Cited
US2280644A
Cited
US2388002A
Cited
US2463657A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-26 | 1953-06-27 | 1953-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-26 | 1957-06-27 | 1957-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-26 | 1961-06-27 | 1961-12-27 | $7700.00 | Window Closed / Lapsed |