Absorbent article packaged in a material comprising natural fibers
US-2024315889-A1 · Sep 26, 2024 · US
Disposable absorbent article
US8969652B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8969652-B2 |
| Application number | US-201113235870-A |
| Country | US |
| Kind code | B2 |
| Filing date | Sep 19, 2011 |
| Priority date | Sep 21, 2010 |
| Publication date | Mar 3, 2015 |
| Grant date | Mar 3, 2015 |
How to read this patent
A practical reading order for non-experts. Skip the full description unless you need deep technical detail.
- Title
What the patent document calls the invention.
- Abstract
A short plain-language summary of the technical disclosure.
- Assignees and inventors
Who owns or filed the patent and who is credited as inventor.
- Key dates
Filing, priority, publication, and grant dates set the timeline.
- First independent claim
The legal scope of protection — read this for what is actually claimed.
- CPC / IPC classifications
Technology tags used to group this patent with similar filings.
- Citations and related patents
Prior art links and similar publications in this corpus.
Abstract
Official abstract text for this publication.
A sanitary napkin is disclosed as a form of disposable absorbent article. It has an absorbent core and a hydrophobic topsheet that has an upper side that is to be worn against a user's body. The topsheet is selected from a group of nonwoven topsheets and apertured film topsheets. A trace amount of a fibrous superabsorbent material, in the range of 0.30 and 3.5 grams of superabsorbent material per square meter, is provided in a fibrous matrix in a secondary topsheet that is in intimate contact with the lower side of the topsheet. The fibrous matrix is made by airlaying the superabsorbent material with cellulose and bi-component fiber onto a non-woven carrier.
First claim
Opening claim text (preview).
What is claimed is: 1. A disposable article that has: a hydrophobic nonwoven or film topsheet; an absorbent core; and a secondary topsheet that a) is positioned between the absorbent core and the topsheet, b) has a basis weight of 40-80 grams per square meter of surface area, and c) contains a mixture of cellulose, bi-component fiber, and between 0.30 and 1.5 grams per square meter of fibrous superabsorbent material air-laid onto a non-woven carrier; wherein the secondary to…
Assignees
Inventors
Classifications
Human Necessities · mapped topic
Human Necessities · mapped topic
Human Necessities · mapped topic
Human Necessities · mapped topic
- A61F13/51121Primary
Human Necessities · mapped topic
Patent family
Related publications grouped by family.
External sources
Next steps
Free tools are coming soon. Tell us what you want to track and we'll notify you.
Frequently asked questions
Answers are generated from the same data shown on this page.
- What does patent US8969652B2 cover?
- A sanitary napkin is disclosed as a form of disposable absorbent article. It has an absorbent core and a hydrophobic topsheet that has an upper side that is to be worn against a user's body. The topsheet is selected from a group of nonwoven topsheets and apertured film topsheets. A trace amount of a fibrous superabsorbent material, in the range of 0.30 and 3.5 grams of superabsorbent material p…
- Who is the assignee on this patent?
- Bewick-Sonntag Christopher Philip, Cramer Ronald Dean, Hatton James A, and 1 more
- What technology area does this patent fall under?
- Primary CPC classification A61F13/51121. Mapped technology areas include Human Necessities.
- When was this patent published?
- Publication date Tue Mar 03 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).