US2930247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power steering mechanism
Assignee: Individual
•
Filing: 1955-02-10
•
Granted: 1960-03-29
•
Expires: 1975-02-10
Abstract
No abstract record available.
Inventors
- 👤 Manvel K Zinn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:07
CPC Classifications
B; B62; B62D; B62D5/00; B62D5/04; B62D5/0403; B62D5/06; B62D5/09; B62D6/00; B62D6/08; B62D6/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE23673E
Cited
US1144552A
Cited
US1883163A
Cited
US2311010A
Cited
US2590029A
Cited
US2640370A
Cited
FR1096026A
Cited
US2855789A
Cited
US2756605A
Cited
US2788671A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-29 | 1963-09-28 | 1964-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-29 | 1967-09-28 | 1968-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-29 | 1971-09-28 | 1972-03-29 | $7700.00 | Window Closed / Lapsed |