Patent US2691932A successfully refreshed from Google Patents.
US2691932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quick-attaching tractor implement hitch
Assignee: Ford Motor Co
•
Filing: 1951-09-24
•
Granted: 1954-10-19
•
Expires: 1971-09-24
Abstract
No abstract record available.
Inventors
- 👤 Frederick D Sawyer
- 👤 Emery E Kuhary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:12
CPC Classifications
A; A01; A01B; A01B59/00; A01B59/002; A01B59/006
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-18 | 1958-04-19 | 1958-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-18 | 1962-04-19 | 1962-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-18 | 1966-04-19 | 1966-10-19 | $7700.00 | Window Closed / Lapsed |