Patent US2592391A successfully refreshed from Google Patents.
US2592391A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable suspension for vehicles
Assignee: Old Carco LLC
•
Filing: 1947-12-13
•
Granted: 1952-04-08
•
Expires: 1967-12-13
Abstract
No abstract record available.
Inventors
- 👤 John P Butterfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:17
CPC Classifications
B; B60; B60G; B60G17/00; B60G17/02; B60G17/027; B60G17/0272; B60G15/00; B60G15/02; B60G15/06; B60G15/062; B60G15/063; Y; Y10; Y10S; Y10S267/00; Y10S267/01; Y10S280/00; Y10S280/01
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) | 1955-04-08 | 1955-10-08 | 1956-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-08 | 1959-10-08 | 1960-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-08 | 1963-10-08 | 1964-04-08 | $7700.00 | Window Closed / Lapsed |