US1921406A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power transmission mechanism
Assignee: Individual
•
Filing: 1932-08-12
•
Granted: 1933-08-08
•
Expires: 1952-08-12
Abstract
No abstract record available.
Inventors
- 👤 Donald B Foust
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:32
CPC Classifications
F; F16; F16H; F16H48/00; F16H48/20; F16H48/30; F16H48/34; F16D; F16D41/00; F16D41/22; F16H48/12; F16H48/14; F16H48/142; F16H48/16; F16H48/18; F16H2048/346; F16H48/38; F16H48/42; F16H2048/423; F16H2200/00; F16H2200/20; F16H2200/203; F16H2200/2071; F16H48/32; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19005
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1936-08-07 | 1937-02-06 | 1937-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-08-07 | 1941-02-06 | 1941-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-08-07 | 1945-02-06 | 1945-08-08 | $7700.00 | Window Closed / Lapsed |