US2768700A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety air brake system for motor vehicles
Assignee: Individual
•
Filing: 1950-07-05
•
Granted: 1956-10-30
•
Expires: 1970-07-05
Abstract
No abstract record available.
Inventors
- 👤 James H Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:55
CPC Classifications
B; B60; B60T; B60T17/00; B60T17/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1060791A
Cited
US1127822A
Cited
US1179387A
Cited
US1737161A
Cited
US1889120A
Cited
US2459938A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-30 | 1960-04-30 | 1960-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-30 | 1964-04-30 | 1964-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-30 | 1968-04-30 | 1968-10-30 | $7700.00 | Window Closed / Lapsed |