Patent ID: 11952266
Assignee: X-CELEPRINT LIMITED
Field: Micro-structural and nano-technology (Chemistry)
Classification: CPC B | IPC B

Claim 13:
14. A micro-device structure, comprising:
a source substrate having a sacrificial layer comprising a sacrificial portion adjacent to an anchor portion; and
micro-devices, each comprising a micro-device substrate, disposed completely over the sacrificial portion, the micro-device substrate having a top side opposite the sacrificial portion and a bottom side adjacent to the sacrificial portion and comprising an etch hole that extends entirely through an interior portion of the micro-device substrate from the top side to the bottom side, and each of the micro-devices physically connected by a respective tether to the anchor portion, wherein each of the micro-devices and the respective tether are rotated or reflected with respect to any other of the micro-devices and the respective tether,
wherein the etch holes are in contact with the sacrificial portion and expose at least a portion of the sacrificial portion.