US4880420A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple strand elastic means
Assignee: Paragon Trade Brands LLC
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Filing: 1984-08-17
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Granted: 1989-11-14
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Expires: 2004-08-17
Abstract
Abstract An elastic means is provided for a disposable diaper which elastic means has substantially parallel multiple strands of stretched elastic adhered between two layers of fabric by at least one sinusoidal adhesive line.
Inventors
- 👤 Vincent Pomparelli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:10
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/45; A61F13/49; A61F13/49007; A61F13/49009; A61F13/4902
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
115 words
In a disposable diaper having elastic leg portions, said diaper comprising a liquid impermeable backing sheet, a liquid permeable facing sheet and an absorbent core disposed between said facing sheet and said backing sheet, the improvement comprising said elastic leg portions being formed by a multiplicity of substantially parallel unconnected strands of stretched elastic adhered between the facing sheet and the backing sheet by at least one continuous sinusoidal adhesive line, said adhesive line extending beyond at least one elastic strand on each side of said strand as well as across said strand and said adhesive line adhering not only at least one elastic strand but also adhering said facing layer to said backing layer.
Claim 2
Dependent Claim
115 words
In a disposable diaper having elastic leg portions, said diaper comprising a liquid impermeable backing sheet, a liquid permeable facing sheet and an absorbent core disposed between said facing sheet and said backing sheet, the improvement comprising said elastic leg portions being formed by a multiplicity of substantially parallel unconnected strands of stretched elastic adhered between the facing sheet and the backing sheet by at least one continuous sinusoidal adhesive line, said adhesive line extending beyond at least one elastic strand on each side of said strand as well as across said strand and said adhesive line adhering not only at least one elastic strand but also adhering said facing layer to said backing layer.
Claim 3
Dependent Claim
19 words
The disposable diaper of claim 1 wherein said sinusoidal adhesive line adheres more than one unconnected strand of elastic.
Claim 4
Dependent Claim
34 words
The disposable diaper of claim 1 wherein more than one continuous sinusoidal adhesive line is provided with each line adhering at least one unconnected elastic strand between said facing layer and said backing layer.
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) | 1992-11-13 | 1993-05-15 | 1993-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-11-13 | 1997-05-15 | 1997-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-11-13 | 2001-05-15 | 2001-11-14 | $7700.00 | Window Closed / Lapsed |