US4397646A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Contoured baby diaper
Assignee: Blessings Corp
•
Filing: 1981-03-24
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Granted: 1983-08-09
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Expires: 2001-03-24
Abstract
Abstract This invention is a diaper that is used repeatedly; and is suitable for such use without deterioration after repeated sterilizations in a diaper laundry.
Inventors
- 👤 Robert C. Daniels
- 👤 Florence S. Daniels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:51
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/45; A61F13/49; A61F13/49003; A61F13/49004
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
194 words
A cotton fitting diaper comprising flat superimposed layers including top and bottom edges, and concavely curved side edges extending along the mid region of the sides of the diaper to form the leg openings of the diaper when worn said layers including: (a) a first inner layer of knit cotton material through which moisture may pass, disposed nearest the wearer; (b) a second, soaker layer joined to said first layer, said second layer being constructed of water absorbent material and being sized smaller than said other layers, said second layer being joined to said first layer about its periphery and centered thereon forming a margin around said second layer free from contact with said second layer; (c) a third barrier layer of water impervious material, joined to the periphery of said first layer to prevent liquid transfer from said second layer; and (d) a fourth layer constructed of knit polyester forming the outer layer of said garment, said fourth layer being joined at the periphery to said first and third layers, said third layer preventing the wicking of liquid from said second layer to said fourth layer so that said fourth layer remains dry.
Claim 2
Dependent Claim
194 words
A cotton fitting diaper comprising flat superimposed layers including top and bottom edges, and concavely curved side edges extending along the mid region of the sides of the diaper to form the leg openings of the diaper when worn said layers including: (a) a first inner layer of knit cotton material through which moisture may pass, disposed nearest the wearer; (b) a second, soaker layer joined to said first layer, said second layer being constructed of water absorbent material and being sized smaller than said other layers, said second layer being joined to said first layer about its periphery and centered thereon forming a margin around said second layer free from contact with said second layer; (c) a third barrier layer of water impervious material, joined to the periphery of said first layer to prevent liquid transfer from said second layer; and (d) a fourth layer constructed of knit polyester forming the outer layer of said garment, said fourth layer being joined at the periphery to said first and third layers, said third layer preventing the wicking of liquid from said second layer to said fourth layer so that said fourth layer remains dry.
Claim 3
Dependent Claim
24 words
The diaper as claimed in claim 1 further including gatherings disposed about the top, bottom and side edges of the layers of the diaper.
Claim 4
Dependent Claim
25 words
The diaper as claimed in claim 2 wherein said top and bottom gatherings include fastening means for fastening said diaper about the body of wearer.
Claim 5
Dependent Claim
21 words
The diaper as claimed in claim 2 wherein said gatherings include elastic means for closely fitting said diaper about the wearer.
Claim 6
Dependent Claim
15 words
The diaper as claimed in claim 1 wherein said third layer comprises Teflon coated polyester.
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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) | 1986-08-08 | 1987-02-07 | 1987-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-08-08 | 1991-02-07 | 1991-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-08-08 | 1995-02-07 | 1995-08-09 | $7700.00 | Window Closed / Lapsed |