Patent ID: 8597762
Filing Date: 2013-12-03
Classification: A61C,Y10T

Abstract:
1. A preform for a base plate of a dental prosthesis, designed to be formed on a laboratory model, comprising: weft threads and warp threads formed by fibers with an impregnating resin, wherein the warp threads are configured to form a grid by meshing with the weft threads, said grid having apertures representing a surface of more than 25% of the total surface of the grid; and a membrane pressed onto the grid for filling said apertures, and preventing creeping of the impregnated resin, wherein the membrane is made of a thermoplastic material and configured to be removable from the grid, wherein the preform comprises apertures representing a surface of more than 25% of the total surface of the grid after the membrane is pressed onto the grid.