Method for finishing exterior surface of injection-molded product
US8828251B2 · kind B2 · utility
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5References
9Claims
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Key dates
| Filing date | May 25, 2011 |
| Grant date | Sep 9, 2014 |
| Priority date | — |
| Expiry date | Oct 27, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/254
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A method for finishing an exterior surface of an injection-molded product is provided, in which a metal layer is formed on the exterior surface of the injection-molded product, a photoresist layer is formed on the metal layer, a photomask is placed on the photoresist layer, light is projected onto the photomask, and remaining parts of the metal layer and the photoresist layer except for parts corresponding to a pattern formed on the photomask are removed by etching.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.