Patent ID: 9494009
Filing Date: 2016-11-15
CPC Classification: E21B

Claim Text:
1. A segmented seat adapted to be placed in subterranean wellbore equipment and engaged by an obturator, the segmented seat comprising: an annular body radially divided into a plurality of separate segments with radially-extending adjacent faces, the annular body comprising: wherein each of the segments comprises a pair of the radially-extending faces, a recess being formed into one face and a protrusion extending from the other face; wherein the protrusion of each segment is of a size and shape to complementarily engage, and is positioned to extend within, the recess of the adjacent segment; wherein the recess of each segment is offset from the outer wall so that at least a portion of the annular body is located radially between the outer wall and the recess; and wherein the protrusion is a tab and the recess is a cavity that extends parallel to a centerline of the annular seat.