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Methods for manufacturing three-dimensional devices and devices created thereby

  • US 8,940,210 B2
  • Filed: 09/09/2010
  • Issued: 01/27/2015
  • Est. Priority Date: 06/05/2001
  • Status: Expired due to Term
First Claim
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1. A method, comprising:

  • demolding a silicone first cast product from a mold without damage to either the first cast product or the mold, the mold comprising a stacked plurality of micro-machined metallic foil layers that define a protruding undercut and a feature, the first cast product reflecting the protruding undercut and the feature, the protruding undercut aligned substantially perpendicularly to a direction in which the first cast product is removable from the mold without damage to the first cast product and without damage to the mold,wherein;

    contact between the protruding undercut and a surface of the first cast product is released via a force applied in the direction;

    the surface is spatially reflective of the protruding undercut and located within a plane that is perpendicular to the direction; and

    a thickness of each micro-machined metallic foil layer of the mold from the plurality of micro-machined metallic foil layers is between 2 micrometers and 100 micrometers.

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