Patent ID: 8203200

Claim:
A contoured leadframe for a semiconductor device, comprising: a first portion comprising a raised surface and a recessed surface adjoining at least a portion of the raised surface; and a second portion adjoined to the first portion and comprising a first surface offset from and parallel to the recessed surface, wherein: the first portion and the second portion have a uniform thickness and form a shape with a three-dimensional contour, the recessed surface adjoins the raised surface along a first edge, a second edge, and a third edge of the raised surface, the recessed surface is substantially parallel to the raised surface, the second edge is disposed between the first edge and the third edge, the first edge and the third edge are substantially opposite each other, the recessed surface includes a fourth edge which substantially intersects the first edge and forms an acute angle with respect to the first edge, and the recessed surface includes a fifth edge which substantially intersects the third edge and forms an acute angle with respect to the third edge.