Multilayer dose having a concave surface
US7923085B2 · kind B2 · utility
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17References
14Claims
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Inventor
Key dates
| Filing date | Feb 26, 2005 |
| Grant date | Apr 12, 2011 |
| Priority date | — |
| Expiry date | May 5, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31504
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A dose, having an axis of symmetry, for the realization of multilayer objects by compression molding, comprising a first synthetic resin and at least one fine layer of functional resin imprisoned at least largely in the resin wherein a part of its surface is concave.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.