US2443590A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Axle construction
Assignee: Timken Detroit Axle Co
•
Filing: 1941-09-19
•
Granted: 1948-06-22
•
Expires: 1961-09-19
Abstract
No abstract record available.
Inventors
- 👤 Herbert W Alden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:13
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/44; F16H3/62; F16H3/64; F16H48/00; F16H48/38; F16H48/42; F16H2048/423; F16H2048/426; F16H37/00; F16H37/02; F16H37/04; F16H37/042; F16H37/046; F16H48/06; F16H48/08
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-06-22 | 1951-12-22 | 1952-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-22 | 1955-12-22 | 1956-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-22 | 1959-12-22 | 1960-06-22 | $7700.00 | Window Closed / Lapsed |