US2011734A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable speed gearing particularly for use with hydraulic couplings
Assignee: Individual
•
Filing: 1932-06-13
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Granted: 1935-08-20
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Expires: 1952-06-13
Abstract
No abstract record available.
Inventors
- 👤 Sinclair Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:41
CPC Classifications
F; F16; F16H; F16H59/00; F16H59/02; F16H59/04; F16H59/042; F16H63/00; F16H63/02; F16H63/08; F16H63/20; F16H3/00; F16H3/02; F16H3/08; F16H3/087; F16H3/091; F16H3/0915; F16H59/50; F16H59/56; F16H63/28; F16H63/30; F16H63/3069; F16H63/40; F16H63/46; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19149; Y10T74/19158; Y10T74/19219; Y10T74/19242; Y10T74/19247; Y10T74/19284; Y10T74/19288; Y10T74/19377; Y10T74/19414; Y10T74/1947; Y10T74/19474; Y10T74/19479
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) | 1938-08-19 | 1939-02-18 | 1939-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-08-19 | 1943-02-18 | 1943-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-08-19 | 1947-02-18 | 1947-08-20 | $7700.00 | Window Closed / Lapsed |