Patent US3588147A successfully refreshed from Google Patents.
US3588147A
Expired / Lapsed
US
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Front hitch
Assignee: Toro Co
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Filing: 1969-01-09
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Granted: 1971-06-28
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Expires: 1989-01-09
Abstract
Abstract THIS DISCLOSURE RELATES TO A FRONT HITCH FOR COUPLING TRACTOR ATTACHMENTS TO THE FRONT OF THE TRACTOR, THE TRACTOR FRONT HAVING SIDE BEAMS WITH LATERALLY ALIGNED PIN SOCKETS, THE ATTACHMENT HAVING A HANGER BRACKET REMOVABLY RECEIVED BETWEEN THE BEAMS AND HAVING A CROSS TUBE WHICH ALIGNS WITH THE PIN SOCKETS, AND TRUNNION PINS TELESCOPICALLY RECEIVABLE THROUGH THE SOCKETS AND INTO THE ENDS OF THE CROSS TUBE TO COUPLE THE HANGER BRACKET TO THE TRACTOR.
Inventors
- 👤 Edward W Enters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:34
CPC Classifications
B; B62; B62D; B62D49/00; B62D49/04; A; A01; A01B; A01B31/00; A01B59/00; A01B59/04; A01B59/048
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |