Patent US3311257A successfully refreshed from Google Patents.
US3311257A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stackable tote box
Assignee: Leaming Industries Inc
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Filing: 1963-11-29
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Granted: 1967-03-28
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Expires: 1983-11-29
Abstract
No abstract record available.
Inventors
- 👤 Jose R Puente
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:19
CPC Classifications
B; B65; B65D; B65D21/00; B65D21/02; B65D21/0209; B65D21/0213
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
IN A STACKABLE, OPEN-TOP TOTE BOX FORMED OF A SYNTHETIC PLASTIC MATERIAL AND HAVING A BOTTOM, GENERALLY VERTICAL SIDE AND END WALLS THAT ARE UNITED TO EACH OTHER AND TO SAID BOTTOM, AND A CONTINUOUS PERIPHERAL LIP PROJECTING OUTWARDLY OF SAID BOX ABOUT ITS TOP EDGE, THE IMPROVEMENT COMPRISING: SAID SIDE AND END WALLS BEING LATERALLY AND OUTWARDLY OFFSET NEAR SAID TOP EDGE TO FORM A GENERALLY HORIZONTAL, PLANAR LEDGE FOR SUPPORTING A SUPERJACENT BOX; SAID SIDE AND END WALLS BEING FORMED TO PROVIDE AN INWARDLY PROJECTING SHOULDER AT EACH CORNER OF SAID BOX, EACH OF SAID SHOULDERS BEING IN THE PLANE OF SAID LEDGE TO PROVIDE ADDITIONAL SUPPORT FOR THE SAID SUPERJACENT BOX; AND SAID SIDE AND END WALLS BEING FORMED TO PROVIDE A SERIES OF UPRIGHT INTERNAL GROOVES AND CORRESPONDING EXTERNAL RIDGES EXTENDING FROM TOP TO BOTTOM OF SAID WALLS, THE PORTIONS OF SAID INTERNAL GROOVES EXTENDING ABOVE SAID LEDGE BEING ADAPTED TO RECEIVE THE LOWER PORTIONS OF EXTERNAL RIDGES OF SAID SUPERJACENT BOX.
Claim 2
Dependent Claim
166 words
IN A STACKABLE, OPEN-TOP TOTE BOX FORMED OF A SYNTHETIC PLASTIC MATERIAL AND HAVING A BOTTOM, GENERALLY VERTICAL SIDE AND END WALLS THAT ARE UNITED TO EACH OTHER AND TO SAID BOTTOM, AND A CONTINUOUS PERIPHERAL LIP PROJECTING OUTWARDLY OF SAID BOX ABOUT ITS TOP EDGE, THE IMPROVEMENT COMPRISING: SAID SIDE AND END WALLS BEING LATERALLY AND OUTWARDLY OFFSET NEAR SAID TOP EDGE TO FORM A GENERALLY HORIZONTAL, PLANAR LEDGE FOR SUPPORTING A SUPERJACENT BOX; SAID SIDE AND END WALLS BEING FORMED TO PROVIDE AN INWARDLY PROJECTING SHOULDER AT EACH CORNER OF SAID BOX, EACH OF SAID SHOULDERS BEING IN THE PLANE OF SAID LEDGE TO PROVIDE ADDITIONAL SUPPORT FOR THE SAID SUPERJACENT BOX; AND SAID SIDE AND END WALLS BEING FORMED TO PROVIDE A SERIES OF UPRIGHT INTERNAL GROOVES AND CORRESPONDING EXTERNAL RIDGES EXTENDING FROM TOP TO BOTTOM OF SAID WALLS, THE PORTIONS OF SAID INTERNAL GROOVES EXTENDING ABOVE SAID LEDGE BEING ADAPTED TO RECEIVE THE LOWER PORTIONS OF EXTERNAL RIDGES OF SAID SUPERJACENT BOX.
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) | 1970-03-27 | 1970-09-26 | 1971-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-27 | 1974-09-26 | 1975-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-27 | 1978-09-26 | 1979-03-28 | $7700.00 | Window Closed / Lapsed |