Patent US2663735A successfully refreshed from Google Patents.
Patent US3233767A successfully refreshed from Google Patents.
US3233767A
Expired / Lapsed
US
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Load lifting trolleys
Assignee: Linde Material Handling UK Ltd
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Filing: 1964-08-04
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Granted: 1966-02-08
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Expires: 1984-08-04
Abstract
No abstract record available.
Inventors
- 👤 Goodacre Ronald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:49
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/02; B60P1/027; B66; B66F; B66F7/00; B66F7/06; B66F7/0625; B66F7/0633; B66F7/08
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
115 words
A DEVICE FOR FACILITATING TRANSFER OF GOODS COMPRISING IN COMBINATION A BRIDGE PLATE, BRACKETS BENEATH THE PLATE NEAR THE CENTRE OF TWO PARALLEL SIDES THEREOF, PAIRS OF SIDE, THE MEMBERS OF EACH PAIR EXTENDING AWAY FROM ONE ANOTHER ALONG THE SIDE TOWARDS ITS ENDS, WHEELS ON THE WHEEL-CARRYING MEMBERS, MEANS INTERLINKING THE MEMBERS OF EACH PAIR SO THAT THEY SWING UP AND DOWN IN UNISON, MEANS TO SWING THE WHEEL-CARRYING MEMBERS, A RAMP HINGED TO THE PLATE ALONG ONE END THEREOF, STOPS NEAR THE OTHER END OF THE PLATE AND MEANS TO MOVE THE STOPS UP WHEN THE PLATE IS LOWERED AND TO LOWER THE STOP TO ONE INOPERATIVE POSITION WHEN THE PLATE IS RAISED.
References Cited (Backward Citations)
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US2597213A
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US3153544A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |