US2524575A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable speed power transmission
Assignee: Individual
•
Filing: 1946-10-30
•
Granted: 1950-10-03
•
Expires: 1966-10-30
Abstract
No abstract record available.
Inventors
- 👤 Shaw Louis Eaton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:52
CPC Classifications
F; F16; F16H; F16H9/00; F16H9/02; F16H9/04; F16H9/12; F16H9/16; F16H2009/163
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1235794A
Cited
US1546996A
Cited
US2101084A
Cited
US2068784A
Cited
US2203149A
Cited
GB462625A
Cited
US2120383A
Cited
US2158047A
Cited
US2241427A
Cited
US2248949A
Cited
US2348994A
Cited
US2496201A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-02 | 1954-04-03 | 1954-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-02 | 1958-04-03 | 1958-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-02 | 1962-04-03 | 1962-10-03 | $7700.00 | Window Closed / Lapsed |