US4842594A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Absorbent article with internal wicking means
Assignee: JPMorgan Chase Bank NA
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Filing: 1988-02-03
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Granted: 1989-06-27
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Expires: 2008-02-03
Abstract
Abstract An absorbent article comprising at least two discrete superabsorbent containing layers and a wicking means extending about and between the superabsorbent containing layers.
Inventors
- 👤 Irving S. Ness
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:26
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/53; A61F13/534; A61F13/53409; A61F13/53427; A61F13/537; A61F13/53743; B; B32; B32B; B32B5/00; B32B5/22; A61F13/15203; A61F2013/15284; A61F2013/15487; A61F2013/530131; A61F2013/530335; A61F2013/530343; A61F2013/53035; A61F2013/530481; A61F2013/530802; A61F2013/53445; A61F13/53708; A61F2013/53721; A61F2013/53765; A61F2013/53786
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
73 words
An absorbent article comprising a first discrete superabsorbent containing layer, a second discrete superabsorbent containing layer, and a continuous wicking means extending about and between said first and second discrete superabsorbent containing layers, each of said layers having a pair of major surfaces and a pair of side edges, the major surfaces and at least one side edge of each of said discrete superabsorbent containing layers being in contact with said wicking means.
Claim 2
Dependent Claim
73 words
An absorbent article comprising a first discrete superabsorbent containing layer, a second discrete superabsorbent containing layer, and a continuous wicking means extending about and between said first and second discrete superabsorbent containing layers, each of said layers having a pair of major surfaces and a pair of side edges, the major surfaces and at least one side edge of each of said discrete superabsorbent containing layers being in contact with said wicking means.
Claim 3
Dependent Claim
29 words
An absorbent article according to claim 1 wherein said wicking means comprises a wicking layer and a fluid transfer means between the wicking layer and each superabsorbent containing layer.
Claim 4
Dependent Claim
24 words
An absorbent article according to claim 2 wherein said fluid transfer means provides a higher capillary pressure than that provided by said wicking layer.
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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) | 1992-06-26 | 1992-12-26 | 1993-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-06-26 | 1996-12-26 | 1997-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-06-26 | 2000-12-26 | 2001-06-27 | $7700.00 | Window Closed / Lapsed |