Patent US3298744A successfully refreshed from Google Patents.
US3298744A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Trailer hitch for dump truck
Assignee: Individual
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Filing: 1965-04-28
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Granted: 1967-01-17
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Expires: 1985-04-28
Abstract
No abstract record available.
Inventors
- 👤 Allen J Keim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:29
CPC Classifications
B; B60; B60S; B60S9/00; B60S9/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A TRAILER HITCH ASSEMBLY FOR USE WITH A VEHICLE HAVING AN OVERHANGING PLATFORM TYPE BODY COMPRISING: A SUPPORT BRACKET HAVING HINGE MEANS AT ONE END FOR HINGED CONNECTION TO A SUPPORTING STRUCTURE; A HITCH PLATE MOUNTED AT THE OTHER END OF SAID BRACKET, DISPOSED TO BE COUPLED TO A TRAILER TONGUE WHEN THE BRACKET IS SUSPENDED FROM THE SUPPORTING STRUCTURE IN A GENERALLY VERTICAL TOWING POSITION; A TELESCOPING TOW BAR HINGEDLY CONNECTED AT ONE END TO SAID HITCH PLATE, AND HAVING HINGE MEANS AT THE OTHER END FOR HINGED CONNECTION TO THE SUPPORTING STRUCTURE; MEANS FOR LOCKING SAID TELESCOPING TOW BAR IN AN EXTENDED POSITION TO DEFINE A RIGID TOWING CONNECTION BETWEEN SAID HITCH PLATE AND SAID SUPPORTING STRUCTURE; AND SAID TOW BAR BEING TELESCOPICALLY COLLAPSIBLE TO PERMIT THE SWINGING OF SAID BRACKET ABOUT ITS HINGE MEANS TO A GENERALLY HORIZONTAL STORED POSITION.
Claim 2
Dependent Claim
143 words
A TRAILER HITCH ASSEMBLY FOR USE WITH A VEHICLE HAVING AN OVERHANGING PLATFORM TYPE BODY COMPRISING: A SUPPORT BRACKET HAVING HINGE MEANS AT ONE END FOR HINGED CONNECTION TO A SUPPORTING STRUCTURE; A HITCH PLATE MOUNTED AT THE OTHER END OF SAID BRACKET, DISPOSED TO BE COUPLED TO A TRAILER TONGUE WHEN THE BRACKET IS SUSPENDED FROM THE SUPPORTING STRUCTURE IN A GENERALLY VERTICAL TOWING POSITION; A TELESCOPING TOW BAR HINGEDLY CONNECTED AT ONE END TO SAID HITCH PLATE, AND HAVING HINGE MEANS AT THE OTHER END FOR HINGED CONNECTION TO THE SUPPORTING STRUCTURE; MEANS FOR LOCKING SAID TELESCOPING TOW BAR IN AN EXTENDED POSITION TO DEFINE A RIGID TOWING CONNECTION BETWEEN SAID HITCH PLATE AND SAID SUPPORTING STRUCTURE; AND SAID TOW BAR BEING TELESCOPICALLY COLLAPSIBLE TO PERMIT THE SWINGING OF SAID BRACKET ABOUT ITS HINGE MEANS TO A GENERALLY HORIZONTAL STORED POSITION.
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) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |