Non-planar nonwoven fabrics and methods of making the same
US12065771B2 · kind B2 · utility
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3References
2Claims
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Key dates
| Filing date | Jul 11, 2022 |
| Grant date | Aug 20, 2024 |
| Priority date | — |
| Expiry date | Jul 11, 2042 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD04H13/00
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A forming fabric having a first major outer surface including first land areas formed from entwined first filaments, an opposed second major outer surface distal to the first major outer surface, said second major outer surface including second land areas formed from entwined second filaments; and a foraminous interior area located between said first and second land areas, said interior area having third filaments extending downwardly from said first land areas to said second land areas.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.