Patent ID: 9496163
Filing Date: 2016-11-15
CPC Classification: H01L

Claim Text:
1. A carrier for supporting a wafer having a device region and an edge region with a boundary therebetween using an adhesive layer interposed between the carrier and the wafer, the carrier comprising an edge portion and at least one recess region formed in a top surface of the carrier at the edge portion, wherein, when the wafer is attached to the carrier by the adhesive layer in a horizontal orientation with the boundary overlying the recess region and spaced apart horizontally from an outer sidewall of the at least one recess region by a first horizontal distance, the at least one recess region is configured to be substantially filled with adhesive from the adhesive layer such that the adhesive layer is in contact with the edge region of the wafer a second horizontal distance that is less than the first horizontal distance.