Patent US3190943A successfully refreshed from Google Patents.
US3190943A
Expired / Lapsed
US
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Method of producing carton liners and partitions
Assignee: OI Glass Inc
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Filing: 1963-01-16
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Granted: 1965-06-22
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Expires: 1983-01-16
Abstract
No abstract record available.
Inventors
- 👤 Thomas R Santelli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:52
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/34; B29C44/36; B29C44/46; B29C44/50; B29C44/505; B29L; B29L2031/00; B29L2031/712
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
THE METHOD OF PRODUCING SLOT-CONTAINING PARTITIONS SUITABLE FOR INTERLOCKING WITH ONE ANOTHER TO PROVIDE ARTICLE-ACCOMMODATING CELLS IN SHIPPING CARTONS WHICH CONSISTS OF: (1) EXTRUDING A PLASTIC AS AN ELONGATED MASS HAVING LONGITUDINAL SLOTS RECTANGULAR IN CROSS SECTION WITH THE DIMENSIONS OF EACH SLOT BEING APPROXIMATELY THE DIMENSIONS OF A SLOT IN A CONVENTIONAL PARTITION AND WITH THE GENERAL CONTOUR OF THE EXTRUDED MASS IN A PLANE NORMAL TO THE DIRECTION OF EXTRUSION BEING APPROXIMATELY THAT OF THE GENERAL PERIPHERAL CONTOUR OF A CONVENTIONAL SLOTTED PARTITION, AND (2 SEVERING THE COOLED MASS ONLY AT PARALLEL PLANES NORMAL TO THE DIRECTION OF EXTRUSION WITH EACH PLANE SPACED FROM ADJACENT PARALLEL PLANES BY A DISTANCE APPROXIMATELY EQUAL TO THE WIDTH OF THE SLOT TO PRODUCE SLOT-CONTAINING PARTITIONS SUITABLE FOR INTERLOCKING WITH ONE ANOTHER TO PROVIDE ARTICLE-ACCOMMODATING CELLS IN SHIPPING CARTONS.
Claim 2
Independent Claim
137 words
THE METHOD OF PRODUCING SLOT-CONTAINING PARTITIONS SUITABLE FOR INTERLOCKING WITH ONE ANOTHER TO PROVIDE ARTICLE-ACCOMMODATING CELLS IN SHIPPING CARTONS WHICH CONSISTS OF: (1) EXTRUDING A PLASTIC AS AN ELONGATED MASS HAVING LONGITUDINAL SLOTS RECTANGULAR IN CROSS SECTION WITH THE DIMENSIONS OF EACH SLOT BEING APPROXIMATELY THE DIMENSIONS OF A SLOT IN A CONVENTIONAL PARTITION AND WITH THE GENERAL CONTOUR OF THE EXTRUDED MASS IN A PLANE NORMAL TO THE DIRECTION OF EXTRUSION BEING APPROXIMATELY THAT OF THE GENERAL PERIPHERAL CONTOUR OF A CONVENTIONAL SLOTTED PARTITION, AND (2 SEVERING THE COOLED MASS ONLY AT PARALLEL PLANES NORMAL TO THE DIRECTION OF EXTRUSION WITH EACH PLANE SPACED FROM ADJACENT PARALLEL PLANES BY A DISTANCE APPROXIMATELY EQUAL TO THE WIDTH OF THE SLOT TO PRODUCE SLOT-CONTAINING PARTITIONS SUITABLE FOR INTERLOCKING WITH ONE ANOTHER TO PROVIDE ARTICLE-ACCOMMODATING CELLS IN SHIPPING CARTONS.
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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) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |