The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 03, 2025
Filed:
Aug. 11, 2022
Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;
Chen Liang Chang, Taipei, TW;
Kuo Hui Chang, Taoyuan County, TW;
Ryder Su, Keelung, TW;
Chi-Chun Peng, Hsinchu, TW;
Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;
Abstract
A method of removing a sacrificial substructure from a support structure is disclosed. The method includes receiving the support structure, where the support structure has the sacrificial substructure connected thereto, the sacrificial substructure having functioning electrical devices removed therefrom. The method also includes applying a barrier to the sacrificial substructure, puncturing the sacrificial substructure with a puncture plate to secure the sacrificial substructure to the puncture plate, and detaching the sacrificial substructure from the support structure by moving the puncture plate with respect to the support structure.