Patent US3250408A successfully refreshed from Google Patents.
US3250408A
Expired / Lapsed
US
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Truck loading and unloading device
Assignee: MCINNIS CONVEYORS Ltd
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Filing: 1963-09-03
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Granted: 1966-05-10
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Expires: 1983-09-03
Abstract
No abstract record available.
Inventors
- 👤 Daniluk Syl
- 👤 John M Dugal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:17
CPC Classifications
B; B65; B65G; B65G67/00; B65G67/02; B65G67/04; B65G67/20; B60; B60P; B60P1/00; B60P1/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
IN A DEVICE OF THE CLASS DESCRIBED FOR HANDLING LOADED PALLETS AND THE LIKE, AN ACCUMULATING AREA, A CHAIN CONVEYOR IN THE ACCUMULATING AREA, MOTOR MEANS FOR DRIVING SAID CHAIN CONVEYOR IN EITHER DIRECTION, A TRAILER OR THE LIKE HAVING A BED, A LOADING CONVEYOR AT THE LOADING END OF SAID TRAILER HAVING SPEED CHAINS LOCATED AT THE SIDES OF THE BED, A PAIR OF ROLLER CONVEYORS IN THE FORWARD END OF THE TRAILER LOCATED IN CONTINUATION OF THE CHAINS OF THE LOADING CONVEYOR, AND UNLOADING CONVEYOR MEANS WITHIN THE TRAILER HAVING DRIVING MEANS LOCATED BETWEEN SAID ROLLER CONVEYORS.
Claim 2
Dependent Claim
99 words
IN A DEVICE OF THE CLASS DESCRIBED FOR HANDLING LOADED PALLETS AND THE LIKE, AN ACCUMULATING AREA, A CHAIN CONVEYOR IN THE ACCUMULATING AREA, MOTOR MEANS FOR DRIVING SAID CHAIN CONVEYOR IN EITHER DIRECTION, A TRAILER OR THE LIKE HAVING A BED, A LOADING CONVEYOR AT THE LOADING END OF SAID TRAILER HAVING SPEED CHAINS LOCATED AT THE SIDES OF THE BED, A PAIR OF ROLLER CONVEYORS IN THE FORWARD END OF THE TRAILER LOCATED IN CONTINUATION OF THE CHAINS OF THE LOADING CONVEYOR, AND UNLOADING CONVEYOR MEANS WITHIN THE TRAILER HAVING DRIVING MEANS LOCATED BETWEEN SAID ROLLER CONVEYORS.
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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) | 1969-05-09 | 1969-11-08 | 1970-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-09 | 1973-11-08 | 1974-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-09 | 1977-11-08 | 1978-05-10 | $7700.00 | Window Closed / Lapsed |