Patent US2729441A successfully refreshed from Google Patents.
US2729441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Suspension system, especially for vehicles
Assignee: Individual
•
Filing: 1953-02-10
•
Granted: 1956-01-03
•
Expires: 1973-02-10
Abstract
No abstract record available.
Inventors
- 👤 Henss Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:09
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/50; B60N2/502; B60G; B60G11/00; B60G11/22; B60N2/506; B60N2/52; B60N2/525; B60N2/54; B60N2/542; B62; B62J; B62J1/00; B62J1/02; B62J1/04; F; F16; F16F; F16F1/00; F16F1/36; F16F1/373; F16F1/42; F16F1/422; F16F2236/00; F16F2236/02; F16F2236/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-02 | 1959-07-04 | 1960-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-02 | 1963-07-04 | 1964-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-02 | 1967-07-04 | 1968-01-03 | $7700.00 | Window Closed / Lapsed |