US3156370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knockdown bulk container
Assignee: Winthrop Enterprises
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Filing: 1962-01-22
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Granted: 1964-11-10
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Expires: 1982-01-22
Abstract
No abstract record available.
Inventors
- 👤 Monfort Earl Grant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:48
CPC Classifications
B; B65; B65D; B65D9/00; B65D9/32; B65D88/00; B65D88/52; B65D88/526
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
175 words
IN A CONTAINER HAVING A RECTANGULAR FLOOR PANEL AND FOR EACH OF ITS FOUR SIDE WALLS EMPLOYING A RESPECTIVE WOOD PANEL RESTING UPON THE FLOOR PANEL ALONG A RELATED MARGIN OF THE FLOOR PANEL, STRUCTURE FOR JOINING ADJACENT ENDS OF THE MEETING SIDE PANELS ONE TO ANOTHER COMPRISING, FOR EACH OF THE FOUR CORNERS OF THE CONTAINER: AN EXTRUDED METAL CORNER POST FORMED TO PRESENT TWO OUTWARDLY OPENING VERTICAL CHANNELS DISPOSED AT SUBSTANTIAL RIGHT ANGLES TO ONE ANOTHER AND WITH EACH CHANNEL HAVING A WIDTH CORRESPONDING TO THE THICKNESS OF THE RELATED SIDE PANEL SO AS TO RECEIVE THE END EDGE OF THE LATTER AS A TONGUE THEREIN, EACH SAID CHANNEL ALONG AT LEAST ONE OF ITS SIDE WALLS HAVING A PROTRUDING VERTICAL KEY MADE INTEGRAL WITH THE WALL AND ARRANGED TO REGISTER WITH A MATING KEY-WAY CUT IN THE PANEL, THE TRANSVERSE VERTICAL PLANE IN WHICH SAID KEY LIES BEING SPACED INWARDLY BOTH FROM THE FREE END OF THE CHANNEL WALL TO WHICH IT IS ATTACHED AND THE CHANNEL WALL WHICH LIES OPPOSITE THERETO.
Claim 2
Dependent Claim
175 words
IN A CONTAINER HAVING A RECTANGULAR FLOOR PANEL AND FOR EACH OF ITS FOUR SIDE WALLS EMPLOYING A RESPECTIVE WOOD PANEL RESTING UPON THE FLOOR PANEL ALONG A RELATED MARGIN OF THE FLOOR PANEL, STRUCTURE FOR JOINING ADJACENT ENDS OF THE MEETING SIDE PANELS ONE TO ANOTHER COMPRISING, FOR EACH OF THE FOUR CORNERS OF THE CONTAINER: AN EXTRUDED METAL CORNER POST FORMED TO PRESENT TWO OUTWARDLY OPENING VERTICAL CHANNELS DISPOSED AT SUBSTANTIAL RIGHT ANGLES TO ONE ANOTHER AND WITH EACH CHANNEL HAVING A WIDTH CORRESPONDING TO THE THICKNESS OF THE RELATED SIDE PANEL SO AS TO RECEIVE THE END EDGE OF THE LATTER AS A TONGUE THEREIN, EACH SAID CHANNEL ALONG AT LEAST ONE OF ITS SIDE WALLS HAVING A PROTRUDING VERTICAL KEY MADE INTEGRAL WITH THE WALL AND ARRANGED TO REGISTER WITH A MATING KEY-WAY CUT IN THE PANEL, THE TRANSVERSE VERTICAL PLANE IN WHICH SAID KEY LIES BEING SPACED INWARDLY BOTH FROM THE FREE END OF THE CHANNEL WALL TO WHICH IT IS ATTACHED AND THE CHANNEL WALL WHICH LIES OPPOSITE THERETO.
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) | 1967-11-10 | 1968-05-11 | 1968-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-10 | 1972-05-11 | 1972-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-10 | 1976-05-11 | 1976-11-10 | $7700.00 | Window Closed / Lapsed |