Patent US2670813A successfully refreshed from Google Patents.
US2670813A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shock absorber
Assignee: Old Carco LLC
•
Filing: 1950-06-08
•
Granted: 1954-03-02
•
Expires: 1970-06-08
Abstract
No abstract record available.
Inventors
- 👤 Ross E Lewton
- 👤 Donald T Ball
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:49
CPC Classifications
F; F16; F16F; F16F9/00; F16F9/32; F16F9/34; F16F9/348
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1233969A
Cited
US2036955A
Cited
US2004380A
Cited
US2078364A
Cited
US2087451A
Cited
US2316924A
Cited
US2335907A
Cited
US2410176A
Cited
US2456736A
Cited
US2546038A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-01 | 1957-08-31 | 1958-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-01 | 1961-08-31 | 1962-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-01 | 1965-08-31 | 1966-03-02 | $7700.00 | Window Closed / Lapsed |