US4074716A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diaper with elastic fastener tab
Assignee: Colgate Palmolive Co
•
Filing: 1977-01-03
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Granted: 1978-02-21
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Expires: 1997-01-03
Abstract
Abstract A disposable diaper comprising, an absorbent pad assembly having opposed surfaces, a pair of side edges, and a pair of end edges connecting the side edges. The diaper has a tape fastener comprising, tape means having a first portion secured to one of the surfaces of the pad assembly, a securement portion for attachment to a spaced portion of the diaper, an extensible portion connecting the first and securement portions, and elastic means constraining expansion of the extensible portion.
Inventors
- 👤 Charles H. Schaar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:07
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/45; A61F13/49; A61F13/493; A61F13/56; A61F13/58; Y; Y10; Y10S; Y10S24/00; Y10S24/11; Y10T; Y10T24/00; Y10T24/33
Claims Analysis
Total Claims: 24
Claim 1
Independent Claim
77 words
A disposable diaper, comprising: an absorbent pad assembly having opposed surfaces, a pair of side edges, and a pair of end edges connecting the side edges; and a tape fastener comprising, tape means having a first portion secured to one of said surfaces of the pad assembly, a securement portion for attachment to a spaced portion of the diaper, an extensible portion connecting said first and securement portions, and elastic means constraining expansion of said extensible portion.
Claim 2
Dependent Claim
77 words
A disposable diaper, comprising: an absorbent pad assembly having opposed surfaces, a pair of side edges, and a pair of end edges connecting the side edges; and a tape fastener comprising, tape means having a first portion secured to one of said surfaces of the pad assembly, a securement portion for attachment to a spaced portion of the diaper, an extensible portion connecting said first and securement portions, and elastic means constraining expansion of said extensible portion.
Claim 3
Dependent Claim
15 words
The diaper of claim 1 including release sheet means releasably attached to said securement portion.
Claim 4
Dependent Claim
32 words
The diaper of claim 2 wherein said first portion is located adjacent a side edge, and in which the release sheet means is attached to the other surface of said pad assembly.
Claim 5
Dependent Claim
20 words
The diaper of claim 2 wherein said release sheet means is attached to said one surface of the pad assembly.
Claim 6
Dependent Claim
26 words
The diaper of claim 4 wherein said first portion is spaced from said side edge, and said release sheet means is located adjacent said side edge.
Claim 7
Dependent Claim
19 words
The diaper of claim 4 wherein said tape means is generally aligned with an edge of the pad assembly.
Claim 8
Dependent Claim
19 words
The diaper of claim 6 wherein said tape means is located adjacent an end edge of the pad assembly.
Claim 9
Dependent Claim
16 words
The diaper of claim 4 wherein said release sheet means is located adjacent said first portion.
Claim 10
Dependent Claim
33 words
The diaper of claim 1 including a second tape means attached to the pad assembly and having a securement portion, an extensible central portion, and elastic means constraining expansion of the extensible portion.
Claim 11
Dependent Claim
25 words
The diaper of claim 9 wherein the first tape means is located intermediate the second tape means and an end edge of the pad assembly.
Claim 12
Dependent Claim
55 words
The diaper of claim 1 wherein said tape means includes a front adhesive bearing surface, said extensible portion comprises a fold in the tape means defining first and second sections folded with their front surfaces facing each other, and the elastic means extends across the extensible portion on the front surface of the tape means.
Claim 13
Dependent Claim
60 words
The diaper of claim 1 wherein said tape means includes a front adhesive bearing surface and an opposed back surface, said extensible portion comprises a fold in the tape means defining first and second sections folded with their back surfaces facing each other, and the elastic means extends across the extensible portion on the back surface of the tape means.
Claim 14
Dependent Claim
134 words
A disposable diaper, comprising: an absorbent pad assembly having opposed surfaces; and a tape fastener comprising, a pressure-sensitive tape strip having an adhesive bearing front surface, a first portion including at least a part thereof attached to one of said surfaces of the pad assembly, a securement portion remote the first portion, an extensible central portion having a fold defining a first section extending between the fold and said first portion and a second section extending between the fold and said securement portion, with the front surface of the first section facing the front surface of the second section, and an elastic strip extending across the extensible portion on the front surface of the tape strip, said elastic strip connected to said first portion and securement portion and constraining expansion of the extensible portion.
Claim 15
Dependent Claim
134 words
A disposable diaper, comprising: an absorbent pad assembly having opposed surfaces; and a tape fastener comprising, a pressure-sensitive tape strip having an adhesive bearing front surface, a first portion including at least a part thereof attached to one of said surfaces of the pad assembly, a securement portion remote the first portion, an extensible central portion having a fold defining a first section extending between the fold and said first portion and a second section extending between the fold and said securement portion, with the front surface of the first section facing the front surface of the second section, and an elastic strip extending across the extensible portion on the front surface of the tape strip, said elastic strip connected to said first portion and securement portion and constraining expansion of the extensible portion.
Claim 16
Dependent Claim
19 words
The diaper of claim 13 wherein the front surfaces of said first and second sections are free of adhesive.
Claim 17
Dependent Claim
30 words
The diaper of claim 13 wherein the front surfaces of the first and second sections include adhesive, and including sheet means covering the adhesive on the first and second sections.
Claim 18
Dependent Claim
25 words
The diaper of claim 13 wherein the elastic strip has opposed ends secured to the tape strip by adhesive on the first and securement portions.
Claim 19
Dependent Claim
18 words
The diaper of claim 13 wherein the elastic strip includes adhesive attached to said first and securement portions.
Claim 20
Dependent Claim
24 words
The diaper of claim 17 wherein adhesive on opposed ends of the elastic strip are attached to adhesive on the first and securement portions.
Claim 21
Dependent Claim
31 words
The diaper of claim 13 including a pair of relatively short anchoring strips having an adhesive bearing surface securing opposed ends of the elastic strip to said first and securement portions.
Claim 22
Dependent Claim
60 words
The diaper of claim 13 including an anchoring strip having a length greater than the length of the elastic strip, an adhesive bearing surface attaching to an outer surface of the elastic strip, opposed ends attached to said first and securement portions, and a slit separating opposed ends of the anchoring strip intermediate the opposed ends of the elastic strip.
Claim 23
Dependent Claim
59 words
The diaper of claim 13 wherein said first portion of the tape strip is spaced from a side edge of the pad assembly, and including a release sheet attached to said one surface of the pad assembly adjacent said side edge, with adhesive on said securement portion being releasably attached to an outer release surface of the release sheet.
Claim 24
Dependent Claim
70 words
The diaper of claim 13 wherein said first portion is attached to said one surface adjacent a side edge of the pad assembly, and including a release sheet attached to the other surface of the pad assembly adjacent said side edge, with adhesive on said securement portion being releasably attached to an outer release surface of the release sheet, and with said extensible portion being located adjacent said side edge.
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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) | 1981-02-20 | 1981-08-22 | 1982-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-02-20 | 1985-08-22 | 1986-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-02-20 | 1989-08-22 | 1990-02-21 | $7700.00 | Window Closed / Lapsed |