Patent US3213554A successfully refreshed from Google Patents.
US3213554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Implement rotary draw bar and hitch connections
Assignee: ORENDORFF Manufacturing CO
•
Filing: 1963-09-12
•
Granted: 1965-10-26
•
Expires: 1983-09-12
Abstract
No abstract record available.
Inventors
- 👤 Neville J Dalton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:08
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/76; E02F3/7604; E02F3/7622; E02F3/80; E02F3/815; E02F3/8155
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2839851A
Cited
US3069791A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |