Method of making mattresses
US6874215B2 · kind B2 · utility
10Cited by
20References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 1, 2003 |
| Grant date | Apr 5, 2005 |
| Priority date | — |
| Expiry date | May 27, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/481
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A pillow top mattress is made by first sewing a mattress core border to respective pillow top borders, forming mitered corners on each, then pulling the combined borders over the mattress core, securing the combined borders to the core material, and then adding pillow top insulation and sewing a pillow top panel to the free edge of each pillow top border.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.