Multilayer articles having acoustical absorbance properties and methods of making and using the same
US7757811B2 · kind B2 · utility
64Cited by
9References
23Claims
0Family size
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Key dates
| Filing date | Oct 10, 2006 |
| Grant date | Jul 20, 2010 |
| Priority date | — |
| Expiry date | Oct 28, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/626
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Multilayer articles having acoustical absorbance properties are disclosed. Methods of making and using the multilayer articles are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.