Patent ID: 7271094
Filing Date: 2007-09-18
Classification: C23C

Abstract:
1. A shadow mask deposition method comprising: (a) providing a deposition mask having at least one aperture therethrough; (b) providing a sacrificial mask having at least one aperture therethrough; (c) coupling the sacrificial mask and the deposition mask in contact with each other with the one aperture of the sacrificial mask in alignment with the one aperture of the deposition mask and in a manner whereupon adjacent the one aperture thereof the sacrificial mask is free to move away from the deposition mask; (d) positioning a surface of the deposition mask opposite the sacrificial mask in contact with a surface of a substrate; and (e) depositing material on the surface of the substrate exposed via the one aperture of the sacrificial mask in alignment with the one aperture of the deposition mask and on the surface of the sacrificial mask opposite the deposition mask wherein: