Formed web comprising chads
US9724245B2 · kind B2 · utility
1Cited by
200References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 26, 2011 |
| Grant date | Aug 8, 2017 |
| Priority date | — |
| Expiry date | Apr 24, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24281
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A formed web comprising discrete three-dimensional elements formed therein, wherein at least some of the discrete three-dimensional elements comprise chads with corresponding apertures, wherein the aperture has a perimeter, wherein the chad has a length, wherein the chads are attached along a portion of the aperture perimeter which forms a connection segment, wherein the connection segment is less than about 50% of the entire aperture perimeter, and wherein the web comprises a film.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.