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Microelectrodes and amperometric assays

  • US 5,739,039 A
  • Filed: 03/06/1995
  • Issued: 04/14/1998
  • Est. Priority Date: 12/04/1989
  • Status: Expired due to Term
First Claim
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1. In a method of making a microelectrode comprising a layer of electrically insulating material having an array of apertures formed therein and electrically conducting material visible through the apertures, the improvement wherein a layer of carbon electrically conductive material is laid on a plastic substrate below the electrically insulating material and the apertures are drilled in the insulating layer to expose the carbon electrically conduction material by photo-ablating each aperture required.

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