Patent US4644598A successfully refreshed from Google Patents.
Patent US3561806A successfully refreshed from Google Patents.
US3561806A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle safety system
Assignee: Individual
•
Filing: 1968-09-19
•
Granted: 1971-02-09
•
Expires: 1988-09-19
Abstract
Abstract A HEAD SUPPORT FOR A VEHICLE PASSENGER IS AUTOMATICALLY MOVED FROM AN INOPERATIVE, RETRACTED POSITION TO AN OPERATIVE HEAD SUPPORTING POSITION BEHIND THE PASSENGER''S HEAD TO REDUCE THE POSSIBILITY OF INJURY DUE TO "WHIPLASH." ADDITIONALLY, THE PASSENGER SEAT MAY BE AUTOMATICALLY SHIFTED REARWARDLY AWAY FROM THE DASHBOARD, WINDSHIELD AND STEERING WHEEL CONJOINTLY WITH SHIFTING OF THE HEAD SUPPORT INTO THE OPERATIVE HEAD SUPPORTING POSITION. D R A W I N G
Inventors
- 👤 Quong Non Tse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:36
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/24; B60N2/42; B60N2/4207; B60N2/4214; B60N2/427; B60N2/42727; B60N2/42736; B60N2/42772; B60N2/4279
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-08 | 1974-08-10 | 1975-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-08 | 1978-08-10 | 1979-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-08 | 1982-08-10 | 1983-02-09 | $7700.00 | Window Closed / Lapsed |