Patent US4036234A successfully refreshed from Google Patents.
US4036234A
Expired / Lapsed
US
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Diaper supplement insert
Assignee: Individual
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Filing: 1977-01-31
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Granted: 1977-07-19
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Expires: 1997-01-31
Abstract
Abstract The present invention provides a diaper supplement which is composed of a plurality of tricot-like fine-mesh, water-repellent, substantially oblong cloths; gauze-like coarse water-absorbent cloths of about the same size inserted between said water-repellent cloths; and a water-proof cloth of about the same size, these three kinds of cloths being adhered along the long sides at both edges.
Inventors
- 👤 Haruo Ishizuka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:17
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/45; A61F13/49; A61F13/49003
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
71 words
A diaper supplement comprising: a. a plurality of fine-mesh water-repellent tricot-like cloths substantially oblong in shape; b. coarse water-absorbent gauze like cloths of the same size as (a), interlarded between said water-repellent cloths; and c. a waterproof cloth of about the same size as said water-repellent and water-absorbent cloths; said water-repellent cloths, said water-absorbent cloths and said waterproof cloth being adhered to each other along the long sides at both edges.
Claim 2
Dependent Claim
71 words
A diaper supplement comprising: a. a plurality of fine-mesh water-repellent tricot-like cloths substantially oblong in shape; b. coarse water-absorbent gauze like cloths of the same size as (a), interlarded between said water-repellent cloths; and c. a waterproof cloth of about the same size as said water-repellent and water-absorbent cloths; said water-repellent cloths, said water-absorbent cloths and said waterproof cloth being adhered to each other along the long sides at both edges.
Claim 3
Dependent Claim
26 words
The diaper supplement of claim 1, wherein said water-repellent cloths and said water-absorbent cloths are adhered to each other along the short sides at both edges.
Claim 4
Dependent Claim
43 words
The diaper supplement of claim 1, wherein said water-repellent cloths, the surface of said water-absorbent cloths and said waterproof cloth have the shape of a section of a concave lens with the middle portion being shorter than the end portions of short side.
Claim 5
Dependent Claim
23 words
The diaper supplement of claim 1, wherein a folded-back portion is formed along the short sides at both edges of said waterproof cloth.
Claim 6
Dependent Claim
15 words
The diaper of claim 1 wherein said cloths are adhered to each other by sewing.
Claim 7
Dependent Claim
15 words
The diaper of claim 2 wherein said cloths are adhered to each other by sewing.
Claim 8
Dependent Claim
8 words
A diaper including the supplement of claim 1.
References Cited (Backward Citations)
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Cited
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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) | 1980-07-18 | 1981-01-17 | 1981-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-07-18 | 1985-01-17 | 1985-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-07-18 | 1989-01-17 | 1989-07-19 | $7700.00 | Window Closed / Lapsed |