Multilayer dose
US7959996B2 · kind B2 · utility
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15References
8Claims
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Key dates
| Filing date | Feb 26, 2005 |
| Grant date | Jun 14, 2011 |
| Priority date | — |
| Expiry date | Mar 15, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31504
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A multilayer dose having an axis of symmetry for the realization of multilayer objects by compression molding, including a first synthetic resin and a fine functional layer imprisoned in the first resin, the fine functional layer representing less than 20% of the volume of the dose, and wherein the fine functional layer forms the shell of a body of revolution about the axis of symmetry and the distance from the layer to the axis of symmetry is variable.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.