US3370513A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power assist control system utilizing a fluid, pilot-operated control valve
Assignee: International Motors LLC
•
Filing: 1965-10-05
•
Granted: 1968-02-27
•
Expires: 1985-10-05
Abstract
No abstract record available.
Inventors
- 👤 Daniel B Shore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:01
CPC Classifications
F; F15; F15B; F15B17/00; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86574; Y10T137/86582; Y10T137/86606; Y10T137/86622; Y10T137/8663
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2392471A
Cited
US2691964A
Cited
US2924200A
Cited
US2729242A
Cited
US2970575A
Cited
US2816420A
Cited
US2976852A
Cited
US3100508A
Cited
US3160071A
Cited
US3200845A
Cited
US3240019A
Cited
US3237411A
Cited
US3304953A
Cited
US3257811A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |