Patent US3227054A successfully refreshed from Google Patents.
US3227054A
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US
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Method of forming composite packaging material
Assignee: Fort James Corp
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Filing: 1965-06-14
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Granted: 1966-01-04
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Expires: 1985-06-14
Abstract
No abstract record available.
Inventors
- 👤 John F Helms
- 👤 Morris W Kuchenbecker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:32
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/74; B31B2105/00; B31B2105/001; Y; Y10; Y10S; Y10S229/00; Y10S229/924; Y10S229/926; Y10S493/00; Y10S493/963
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A METHOD OF FORMING A COMPOSITE PACKAGING MATERIAL WHICH COMPRISES PASSING A FLEXIBLE MATERIAL INTO A NIP FORMED BY TWO ROLLS, ALIGNING A TEAR TAPE ON SAID MATERIAL IMMEDIATELY BEFORE THE ENTRY OF SAID MATERIAL INTO THE NIP, EXTRUDING A LAYER OF FILM MATERIAL WHICH ADHERE TO SAID FLEXIBLE MATERIAL OVER SAID TEAR TAPE AND AN ADJACENT PORTION OF THE FLEXIBLE MATERIAL TO POSITION SAID TEAR TAPE ON SAID FLEXIBLE MATERIAL, COOLING SAID FILM MATERIAL DURING ITS PASSAGE BETWEEN SAID ROLLS, LAMINATING SAID FLEXIBLE MATERIAL TO PAPERBOARD MATERIAL, AND PROVIDING A LINE OF WEAKNESS IN THE COMPOSITE LAMINATED MATERIAL POSITIONED ADJACENT AND PARALLEL TO SAID TEAR TAPE, SAID LINE OF WEAKNESS NOT EXTENDING THROUGH SAID FLEXIBLE MATERIAL.
Claim 2
Independent Claim
117 words
A METHOD OF FORMING A COMPOSITE PACKAGING MATERIAL WHICH COMPRISES PASSING A FLEXIBLE MATERIAL INTO A NIP FORMED BY TWO ROLLS, ALIGNING A TEAR TAPE ON SAID MATERIAL IMMEDIATELY BEFORE THE ENTRY OF SAID MATERIAL INTO THE NIP, EXTRUDING A LAYER OF FILM MATERIAL WHICH ADHERE TO SAID FLEXIBLE MATERIAL OVER SAID TEAR TAPE AND AN ADJACENT PORTION OF THE FLEXIBLE MATERIAL TO POSITION SAID TEAR TAPE ON SAID FLEXIBLE MATERIAL, COOLING SAID FILM MATERIAL DURING ITS PASSAGE BETWEEN SAID ROLLS, LAMINATING SAID FLEXIBLE MATERIAL TO PAPERBOARD MATERIAL, AND PROVIDING A LINE OF WEAKNESS IN THE COMPOSITE LAMINATED MATERIAL POSITIONED ADJACENT AND PARALLEL TO SAID TEAR TAPE, SAID LINE OF WEAKNESS NOT EXTENDING THROUGH SAID FLEXIBLE MATERIAL.
References Cited (Backward Citations)
US3057539A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |