Patent ID: 6331266
Filing Date: 2001-12-18
Classification: A61M,B29C,B29K,B29L,B81B,B81C

Abstract:
A method of making a molded device comprising a plurality of micron or sub-micron size structural features, said method comprising the steps of:providing a mold assembly having a mold section with a recess defining a mold cavity and having a silicon mold member disposed in said mold cavity, said silicon mold member having a mold surface with a contoured surface defining an impression of said device and said structural features facing said mold cavity;introducing a plastic material into said mold cavity to fill said mold cavity and said contoured surface in said silicon mold member to form said molded device having a body and molded surface corresponding to said contoured surface and said structural features;and removing said molded device from said mold section.