Patent US3685644A successfully refreshed from Google Patents.
US3685644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packaging rolls with improved end-suspension support panels
Assignee: EIDP Inc
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Filing: 1970-08-03
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Granted: 1972-08-22
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Expires: 1990-08-03
Abstract
Abstract An end-suspension support panel for use in packaging rolls of material (e.g., plastic film) on cylindrical cores, which panel has a layer of cushioning material over one side of the panel and the entire panel is shrink-wrapped in plastic film.
Inventors
- 👤 Samuel Bynum Cothran
- 👤 Colin Alexander Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:46
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/18; B65D; B65D85/00; B65D85/66; B65D85/67; B65D85/671; B65D85/672; B65H2701/00; B65H2701/50; B65H2701/51; B65H2701/514
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
14 words
The panel as defined in claim 1 wherein said plastic film is polyethylene film.
Claim 2
Dependent Claim
14 words
The panel as defined in claim 1 wherein said plastic film is polypropylene film.
Claim 3
Dependent Claim
16 words
The panel as defined in claim 1 wherein said cushioning material is a foamed elastomeric material.
Claim 4
Dependent Claim
94 words
In a packaged roll of material wound on a cylindrical core wherein said roll is suspended between end-suspension support panels having openings therein and flanged end plugs protruding through said openings into the ends of said core thereby holding said panels closely adjacent the ends of said roll, the improvement wherein a layer of cushioning material covers the side of each said panel adjacent said roll and wherein package contamination is reduced by each entire panel and its covering layer being shrink-wrapped in a plastic film to form each into a single unitary structure.
Claim 5
Dependent Claim
19 words
The package as defined in claim 4 wherein said roll of material is a roll of polyethylene terephthalate film.
Claim 6
Dependent Claim
14 words
The package as defined in claim 4 wherein said plastic film is polyethylene film.
Claim 7
Dependent Claim
14 words
The package as defined in claim 4 wherein said plastic film is polypropylene film.
Claim 8
Dependent Claim
16 words
The package as defined in claim 4 wherein said cushioning material is a foamed elastomeric material.
Claim 9
Dependent Claim
92 words
In a method for packaging a roll of material wound on a cylindrical core comprising suspending said roll between end-suspension support panels having openings therein by inserting flanged plugs through said openings and into the ends of said core and holding said panels closely adjacent the ends of said roll, the improvement of covering the side of each panel adjacent said roll with a layer of cushioning material and reducing package contamination by shrink-wrapping each entire panel and its covering layer in plastic film to form each into a single unitary structure.
Claim 10
Dependent Claim
19 words
The method as defined in claim 8 wherein said roll of material is a roll of polyethylene terephthalate film.
Claim 11
Dependent Claim
14 words
The method as defined in claim 8 wherein said plastic film is polyethylene film.
Claim 12
Dependent Claim
14 words
The method as defined in claim 8 wherein said plastic film is polypropylene film.
Claim 13
Dependent Claim
16 words
The method as defined in claim 8 wherein said cushioning material is a foamed elastomeric material.
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) | 1975-08-22 | 1976-02-21 | 1976-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-22 | 1980-02-21 | 1980-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-22 | 1984-02-21 | 1984-08-22 | $7700.00 | Window Closed / Lapsed |