Patent US2945367A successfully refreshed from Google Patents.
US2945367A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torsional vibration dampener
Assignee: Dana Inc
•
Filing: 1958-06-24
•
Granted: 1960-07-19
•
Expires: 1978-06-24
Abstract
No abstract record available.
Inventors
- 👤 William P Michell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:53
CPC Classifications
F; F16; F16D; F16D13/00; F16D13/58; F16D13/60; F16D13/64; F16D3/00; F16D3/50; F16D3/64; F16D3/66; F16D3/78; F16D3/79
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) | 1963-07-19 | 1964-01-18 | 1964-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-19 | 1968-01-18 | 1968-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-19 | 1972-01-18 | 1972-07-19 | $7700.00 | Window Closed / Lapsed |