Patent US2569503A successfully refreshed from Google Patents.
US2569503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clutch plate
Assignee: Dana Inc
•
Filing: 1950-01-05
•
Granted: 1951-10-02
•
Expires: 1970-01-05
Abstract
No abstract record available.
Inventors
- 👤 Thelander W Vincent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:56
CPC Classifications
F; F16; F16F; F16F13/00; F16F15/00; F16F15/10; F16F15/12; F16F15/121; F16F15/123; F16F15/1232; F16F15/12326; F16F15/12333; F16F15/16
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) | 1954-10-01 | 1955-04-02 | 1955-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-01 | 1959-04-02 | 1959-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-01 | 1963-04-02 | 1963-10-02 | $7700.00 | Window Closed / Lapsed |