Patent US3276667A successfully refreshed from Google Patents.
US3276667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Divisible container
Assignee: Waldorf Paper Products Co
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Filing: 1965-05-28
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Granted: 1966-10-04
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Expires: 1985-05-28
Abstract
No abstract record available.
Inventors
- 👤 Ronald V Johnson
- 👤 Walter H Rasmussen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:47
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/54; B65D5/5445
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
244 words
A CONTAINER WHICH IS DESIGNED TO FORM A CONTENTSSUPPORTING TRAY INCLUDING: A SHEET OF CORRUGATED PAPERBOARD CUT AND CREASED PARALLEL TO THE FLUTES OF THE CORRUGATED PAPERBOARD TO PROVIDE A SIDE WALL, AN END WALL, A SECOND SIDE WALL, AND A SECOND END WALL CONNECTED ALONG PARALLEL LINES OF FOLD, BOTTOM CLOSURE FLAPS HINGEDLY CONNECTED TO THE LOWER EDGES OF SAID WALLS AND ADAPTED TO FOLD INTO SUPERPOSED RELATION TO FORM A BOTTOM CLOSURE, THE CORRUGATED PAPERBOARD INCLUDING AN INNER LINER, A CORRUGATED MEDIUM, AND AN OUTER LINER, SAID OUTER LINER COMPRISING A PAIR OF LINER SHEETS INCLUDING AN UPPER LINER SHEET FORMING THE UPPER OUTERSURFACE OF THE CONTAINER WALLS AND A LOWER LINER ADAPTED TO FORM THE LOWER OUTER SURFACE OF THE CONTAINER WALLS, AN EDGE OF SAID LOWER LINE OVERLAPPING AN EDGE OF SAID UPPER LINER AND BEING ADHESIVELY CONNECTED THERETO OVER AT LEAST A PORTION OF ITS AREA, THE INNER LINER INCLUDING A TEAR STRIP DEFINED BY TWO SIDE-BY-SIDE WEAKENED LINES OF SEPARATION, ONE OF WHICH IS GENERALLY IN OPPOSED RELATION TO SAID EDGE OF SAID LOWER LINER AND THE OTHER OF WHICH IS IN OPPOSED RELATION TO THE UPPER LINER AND SPACED FROM SAID OVERLAPPED AREA, WHEREBY WHEN SAID TEAR STRIP IS REMOVED BY PULLING OUTWARDLY SAID TEAR STRIP TO CUT THROUGH SAID CORRUGATED MEDIUM AND THE PORTION OF SAID UPPER LINER LYING OUTWARDLY THEREOF, THE LOWER PORTION OF THE CONTAINER WILL HAVE THE OVERLAPPED AREA ALONG ITS UPPER EDGE.
Claim 2
Dependent Claim
244 words
A CONTAINER WHICH IS DESIGNED TO FORM A CONTENTSSUPPORTING TRAY INCLUDING: A SHEET OF CORRUGATED PAPERBOARD CUT AND CREASED PARALLEL TO THE FLUTES OF THE CORRUGATED PAPERBOARD TO PROVIDE A SIDE WALL, AN END WALL, A SECOND SIDE WALL, AND A SECOND END WALL CONNECTED ALONG PARALLEL LINES OF FOLD, BOTTOM CLOSURE FLAPS HINGEDLY CONNECTED TO THE LOWER EDGES OF SAID WALLS AND ADAPTED TO FOLD INTO SUPERPOSED RELATION TO FORM A BOTTOM CLOSURE, THE CORRUGATED PAPERBOARD INCLUDING AN INNER LINER, A CORRUGATED MEDIUM, AND AN OUTER LINER, SAID OUTER LINER COMPRISING A PAIR OF LINER SHEETS INCLUDING AN UPPER LINER SHEET FORMING THE UPPER OUTERSURFACE OF THE CONTAINER WALLS AND A LOWER LINER ADAPTED TO FORM THE LOWER OUTER SURFACE OF THE CONTAINER WALLS, AN EDGE OF SAID LOWER LINE OVERLAPPING AN EDGE OF SAID UPPER LINER AND BEING ADHESIVELY CONNECTED THERETO OVER AT LEAST A PORTION OF ITS AREA, THE INNER LINER INCLUDING A TEAR STRIP DEFINED BY TWO SIDE-BY-SIDE WEAKENED LINES OF SEPARATION, ONE OF WHICH IS GENERALLY IN OPPOSED RELATION TO SAID EDGE OF SAID LOWER LINER AND THE OTHER OF WHICH IS IN OPPOSED RELATION TO THE UPPER LINER AND SPACED FROM SAID OVERLAPPED AREA, WHEREBY WHEN SAID TEAR STRIP IS REMOVED BY PULLING OUTWARDLY SAID TEAR STRIP TO CUT THROUGH SAID CORRUGATED MEDIUM AND THE PORTION OF SAID UPPER LINER LYING OUTWARDLY THEREOF, THE LOWER PORTION OF THE CONTAINER WILL HAVE THE OVERLAPPED AREA ALONG ITS UPPER EDGE.
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) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |