US3495678A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle speed control
Assignee: JOHN A LETTENEY
•
Filing: 1967-11-01
•
Granted: 1970-02-17
•
Expires: 1987-11-01
Abstract
No abstract record available.
Inventors
- 👤 John A Letteney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:53
CPC Classifications
B; B60; B60K; B60K31/00; B60K31/12; B60K31/14
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1634069A
Cited
US1824292A
Cited
US2193224A
Cited
US2236145A
Cited
US2272822A
Cited
US2265524A
Cited
US2863962A
Cited
US3077239A
Cited
US3164220A
Cited
US3343625A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |