US2928376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the speed of regulation of hydraulic motors
Assignee: Keelavite Co Ltd
•
Filing: 1954-02-19
•
Granted: 1960-03-15
•
Expires: 1974-02-19
Abstract
No abstract record available.
Inventors
- 👤 Levetus Francis Benjamin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:55
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/38; F16H61/40; F16H61/46; F16H61/47
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB232349A
Cited
US2056896A
Cited
US2604756A
Cited
US2492720A
Cited
US2633830A
Cited
US2660985A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-15 | 1963-09-14 | 1964-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-15 | 1967-09-14 | 1968-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-15 | 1971-09-14 | 1972-03-15 | $7700.00 | Window Closed / Lapsed |