US3163306A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple unit trailers and containers
Assignee: Utility Trailer Manufacturing Co
•
Filing: 1961-05-17
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Granted: 1964-12-29
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Expires: 1981-05-17
Abstract
No abstract record available.
Inventors
- 👤 Bennett Walter
- 👤 Barker Stephen
- 👤 Percival M Heinmiller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:47
CPC Classifications
B; B62; B62D; B62D53/00; B62D53/04; B62D53/045; B60; B60P; B60P1/00; B60P1/64; B60P1/6418; B60P1/6481; B62D53/06; B62D53/068; B62D53/08; B62D53/0857; B62D53/0864
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
THE COMBINATION OF A PLURALITY OF LONGITUDINALLY JUXTAPOSED SEMI-TRAILER UNITS, EACH UNIT HAVING A FORWARD FIFTH WHEEL ELEMENT ADAPTED TO COOPERATE FOR TOWING WITH A FIFTH WHEEL ELEMENT OF A TOWING VEHICLE, AND EACH UNIT HAVING A PERMANENT REAR RUNNING GEAR, THE REAR PART OF A FORWARD ONE OF SAID UNITS AND THE FORWARD PART OF A REARWARD ONE OF SAID UNITS HAVING INTEGRATED RIGID PORTIONS FORMED FOR LONGITUDINAL OVERLAPPING INTER-FITTING BY RELATIVE LONGITUDINAL MOVEMENT, TO RIGIDLY JOIN THE TWO UNITS TO FORM AN EFFECTIVE SINGLE UNIT RIGID IN BOTH VERTICAL AND HORIZONTAL PLANES, AND THE REAR PART OF THE FORWARD ONE OF SAID UNITS CARRYING A FIFTH WHEEL ELEMENT WITH WHICH THE FIFTH WHEEL ELEMENT OF THE REARWARD UNIT IS ADAPTED TO COOPERATE.
Claim 2
Dependent Claim
124 words
THE COMBINATION OF A PLURALITY OF LONGITUDINALLY JUXTAPOSED SEMI-TRAILER UNITS, EACH UNIT HAVING A FORWARD FIFTH WHEEL ELEMENT ADAPTED TO COOPERATE FOR TOWING WITH A FIFTH WHEEL ELEMENT OF A TOWING VEHICLE, AND EACH UNIT HAVING A PERMANENT REAR RUNNING GEAR, THE REAR PART OF A FORWARD ONE OF SAID UNITS AND THE FORWARD PART OF A REARWARD ONE OF SAID UNITS HAVING INTEGRATED RIGID PORTIONS FORMED FOR LONGITUDINAL OVERLAPPING INTER-FITTING BY RELATIVE LONGITUDINAL MOVEMENT, TO RIGIDLY JOIN THE TWO UNITS TO FORM AN EFFECTIVE SINGLE UNIT RIGID IN BOTH VERTICAL AND HORIZONTAL PLANES, AND THE REAR PART OF THE FORWARD ONE OF SAID UNITS CARRYING A FIFTH WHEEL ELEMENT WITH WHICH THE FIFTH WHEEL ELEMENT OF THE REARWARD UNIT IS ADAPTED TO COOPERATE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-29 | 1968-06-29 | 1968-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-29 | 1972-06-29 | 1972-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-29 | 1976-06-29 | 1976-12-29 | $7700.00 | Window Closed / Lapsed |