US3023629A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Booster steering mechanism for motor vehicles
Assignee: ZF Friedrichshafen AG
•
Filing: 1959-07-13
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Granted: 1962-03-06
•
Expires: 1979-07-13
Abstract
No abstract record available.
Inventors
- 👤 Wagner Heinrich
- 👤 Jablonsky Erich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:07
CPC Classifications
B; B62; B62D; B62D3/00; B62D3/02; B62D5/00; B62D5/06; B62D5/20; B62D5/24; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/1892; Y10T74/18944
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US660679A
Cited
US1225737A
Cited
US1701439A
Cited
US1908008A
Cited
FR1022851A
Cited
FR63918E
Cited
US2941514A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-05 | 1965-09-04 | 1966-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-05 | 1969-09-04 | 1970-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-05 | 1973-09-04 | 1974-03-06 | $7700.00 | Window Closed / Lapsed |