Ceiling panel
US6499262B1 · kind B1 · utility
39Cited by
21References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 11, 2000 |
| Grant date | Dec 31, 2002 |
| Priority date | — |
| Expiry date | Sep 11, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/7062
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An acoustical panel assembly for a suspended ceiling comprising a rigid frame, sound absorbing material, sound transmission attenuation material and a face fabric. The frame is an assembly of extruded members secured together in a polygonal pattern such as a square or a rectangle. The fabric is secured to the frame by gripping elements integral with the frame. Marginal portions of the fabric are captured and hidden in receiving chambers formed by the frame members.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.