Patent US3333718A successfully refreshed from Google Patents.
US3333718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Towing trailer
Assignee: Individual
•
Filing: 1965-11-08
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Granted: 1967-08-01
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Expires: 1985-11-08
Abstract
No abstract record available.
Inventors
- 👤 Marion E Durham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:03
CPC Classifications
E; E02; E02F; E02F9/00; E02F9/003; B; B60; B60D; B60D1/00; B60D1/14; B60D1/167; B60P; B60P3/00; B60P3/06; B60P3/07; B62; B62D; B62D53/00; B62D53/04; B62D53/06; B62D53/061; B62D53/062; B62D53/065
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
209 words
A TRAILER FOR TRANSPORTING SLOW MOVING ROAD EQUIPMENT SUCH AS SHOVELS AND TRACTORS, HAVING A HYDRAULICALLY OPERATED LIFT IMPLEMENT ADJACENT A FRONT PORTION, FOR USE WITH A VEHICLE HAVING A HITCHING ELEMENT THEREON COMPRISING: A FRONT CARRIER AND A REAR CARRIER SPACED REARWARDLY OF SAID FRONT CARRIER; SAID REAR CARRIER COMPRISING AN AXLE MEANS, WHEELS ROTABLY MOUNTED ON SAID AXLE MEANS, SAID REAR CARRIER BEING POSITIONED BENEATH A REAR PORTION OF SAID ROAD EQUIPMENT FOR SUPPORTING SAME OFF THE GROUND DURING TRANSPORTATION; SAID FRONT CARRIER INCLUDING A FRAME, SAID FRAME HAVING A HITCHING ELEMENT FOR ENGAGING THE HITCHING ELEMENT ON SAID VEHICLE FOR PULLING SAID TRAILER; SPACED SUPPORT MEMBERS CARRIED ON SAID FRAME, SAID SUPPORT MEMBERS ENGAGING THE HYDRAULICALLY OPERATED LIFT IMPLEMENT OF SAID ROAD EQUIPMENT, ONE OF SAID SUPPORT MEMBERS EXERTING AN UPWARD FORCE ON THE HYDRAULICALLY OPERATED LIFT IMPLEMENT OF SAID ROAD EQUIPMENT, THE OTHER SUPPORT MEMBER EXERTING A DOWNWARD FORCE ON SAID HYDRAULICALLY OPERATED LIFT IMPLEMENT OF SAID ROAD EQUIPMENT WHEN SAID ROAD EQUIPMENT IS IN CARRYING POSITION; AND SAID HYDRAULICALLY OPERATED LIFT IMPLEMENT WHEN LOWERED AGAINST SAID FRONT CARRIER RESULTING IN THE RAISING OF THE FRONT PORTION OF SAID ROAD EQUIPMENT; WHEREBY THE ROAD EQUIPMENT IS SUPPORTED BY THE REAR CARRIER AND THE FRONT CARRIER.
Claim 2
Dependent Claim
209 words
A TRAILER FOR TRANSPORTING SLOW MOVING ROAD EQUIPMENT SUCH AS SHOVELS AND TRACTORS, HAVING A HYDRAULICALLY OPERATED LIFT IMPLEMENT ADJACENT A FRONT PORTION, FOR USE WITH A VEHICLE HAVING A HITCHING ELEMENT THEREON COMPRISING: A FRONT CARRIER AND A REAR CARRIER SPACED REARWARDLY OF SAID FRONT CARRIER; SAID REAR CARRIER COMPRISING AN AXLE MEANS, WHEELS ROTABLY MOUNTED ON SAID AXLE MEANS, SAID REAR CARRIER BEING POSITIONED BENEATH A REAR PORTION OF SAID ROAD EQUIPMENT FOR SUPPORTING SAME OFF THE GROUND DURING TRANSPORTATION; SAID FRONT CARRIER INCLUDING A FRAME, SAID FRAME HAVING A HITCHING ELEMENT FOR ENGAGING THE HITCHING ELEMENT ON SAID VEHICLE FOR PULLING SAID TRAILER; SPACED SUPPORT MEMBERS CARRIED ON SAID FRAME, SAID SUPPORT MEMBERS ENGAGING THE HYDRAULICALLY OPERATED LIFT IMPLEMENT OF SAID ROAD EQUIPMENT, ONE OF SAID SUPPORT MEMBERS EXERTING AN UPWARD FORCE ON THE HYDRAULICALLY OPERATED LIFT IMPLEMENT OF SAID ROAD EQUIPMENT, THE OTHER SUPPORT MEMBER EXERTING A DOWNWARD FORCE ON SAID HYDRAULICALLY OPERATED LIFT IMPLEMENT OF SAID ROAD EQUIPMENT WHEN SAID ROAD EQUIPMENT IS IN CARRYING POSITION; AND SAID HYDRAULICALLY OPERATED LIFT IMPLEMENT WHEN LOWERED AGAINST SAID FRONT CARRIER RESULTING IN THE RAISING OF THE FRONT PORTION OF SAID ROAD EQUIPMENT; WHEREBY THE ROAD EQUIPMENT IS SUPPORTED BY THE REAR CARRIER AND THE FRONT CARRIER.
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) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |