Patent US2500511A successfully refreshed from Google Patents.
Patent US4047529A successfully refreshed from Google Patents.
US4047529A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disposable diaper with unitary tape fastener
Assignee: Colgate Palmolive Co
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Filing: 1976-08-19
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Granted: 1977-09-13
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Expires: 1996-08-19
Abstract
Abstract A disposable diaper comprising, an absorbent pad assembly having opposed surfaces, and at least one side edge. The diaper has a tape fastener comprising a folded tape strip having opposed front and back surfaces, first and second sections, and a connecting section intermediate the first and second sections. The first section is attached to a surface of the pad assembly adjacent the side edge, and the second section has adhesive on a surface releasably attached to one of the first and connecting sections.
Inventors
- 👤 Hamzeh Karami
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:53
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/56; A61F13/58; Y; Y10; Y10S; Y10S24/00; Y10S24/11; Y10T; Y10T24/00; Y10T24/33; Y10T428/00; Y10T428/14; Y10T428/1476; Y10T428/24; Y10T428/24008
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
171 words
A disposable diaper, comprising: an absorbent pad assembly having opposed surfaces, and at least one side edge; and a tape fastener comprising, a tape strip having opposed front and back surfaces, first and second sections and a connecting section intermediate the first and second sections, said connecting section extending between a first fold of the tape strip located adjacent an inner end of the first section and a second fold of the tape strip located adjacent an inner end of the second section, with the back surface of the second section being folded against the back surface of the connecting section about the second fold, and with the connecting and second sections being folded over the back surface of the first section about the first fold, said first section having a release back surface and the front surface attached to a surface of the pad assembly adjacent said side edge, said second section having adhesive on the front surface and being releasably attached to the back surface of the first section.
Claim 2
Dependent Claim
171 words
A disposable diaper, comprising: an absorbent pad assembly having opposed surfaces, and at least one side edge; and a tape fastener comprising, a tape strip having opposed front and back surfaces, first and second sections and a connecting section intermediate the first and second sections, said connecting section extending between a first fold of the tape strip located adjacent an inner end of the first section and a second fold of the tape strip located adjacent an inner end of the second section, with the back surface of the second section being folded against the back surface of the connecting section about the second fold, and with the connecting and second sections being folded over the back surface of the first section about the first fold, said first section having a release back surface and the front surface attached to a surface of the pad assembly adjacent said side edge, said second section having adhesive on the front surface and being releasably attached to the back surface of the first section.
Claim 3
Dependent Claim
29 words
The diaper of claim 1 in which the first section is secured to a back surface of the pad assembly with the first fold located adjacent said side edge.
Claim 4
Dependent Claim
29 words
The diaper of claim 1 in which the first section is secured to a front surface of the pad assembly with the second fold located adjacent said side edge.
Claim 5
Dependent Claim
19 words
The diaper of claim 1 in which the connecting section is free of adhesive on the front surface thereof.
Claim 6
Dependent Claim
34 words
The diaper of claim 1 in which the connecting section has adhesive on at least a portion of the front surface, and including a release sheet releasably covering the adhesive on the connecting section.
Claim 7
Dependent Claim
26 words
The diaper of claim 5 in which said release sheet includes a tab adjacent one of said folds being free of attachment from the tape strip.
Claim 8
Dependent Claim
40 words
The diaper of claim 1 wherein said second section is free of adhesive adjacent said second fold to provide a tab of the second and connecting sections adjacent the second fold for peeling the second section from the first section.
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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) | 1980-09-12 | 1981-03-14 | 1981-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-09-12 | 1985-03-14 | 1985-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-09-12 | 1989-03-14 | 1989-09-13 | $7700.00 | Window Closed / Lapsed |