US2929330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear pump operated hydraulic motor
Assignee: General Controls Co
•
Filing: 1956-04-05
•
Granted: 1960-03-22
•
Expires: 1976-04-05
Abstract
No abstract record available.
Inventors
- 👤 William A Ray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 02:27
CPC Classifications
F; F15; F15B; F15B15/00; F15B15/18; Y; Y10; Y10S; Y10S60/00; Y10S60/907
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR486926A
Cited
US2061530A
Cited
US2020618A
Cited
US2447744A
Cited
US2640429A
Cited
US2669095A
Cited
US2679727A
Cited
GB771050A
Cited
US2825286A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-22 | 1963-09-21 | 1964-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-22 | 1967-09-21 | 1968-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-22 | 1971-09-21 | 1972-03-22 | $7700.00 | Window Closed / Lapsed |