US1682386A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Differential mechanism
Assignee: —
•
Filing: —
•
Granted: 1928-08-28
•
Expires: 1945-08-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:27
CPC Classifications
F; F16; F16H; F16H48/00; F16H48/20; F16H48/295; F16H48/06; F16H48/08; F16H48/24; F16H48/30; F16H2048/082; F16H2048/085; F16H2048/305; F16H48/38; F16H2048/387; F16H48/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1931-08-28 | 1932-02-27 | 1932-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-08-28 | 1936-02-27 | 1936-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-08-28 | 1940-02-27 | 1940-08-28 | $7700.00 | Window Closed / Lapsed |