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.

Date of Patent:
Oct. 03, 2017

Filed:

Mar. 13, 2017
Applicant:

Kulicke and Soffa Industries, Inc., Fort Washington, PA (US);

Inventors:

Robert N. Chylak, Newtown, PA (US);

Dominick A. DeAngelis, Villanova, PA (US);

Horst Clauberg, Warwick, PA (US);

Assignee:

Kulicke and Soffa Industries, Inc., Fort Washington, PA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/449 (2006.01); H01L 23/00 (2006.01); H01L 25/00 (2006.01); H01L 25/065 (2006.01); H01L 21/762 (2006.01); H01L 21/60 (2006.01);
U.S. Cl.
CPC ...
H01L 21/449 (2013.01); H01L 21/76251 (2013.01); H01L 24/11 (2013.01); H01L 24/17 (2013.01); H01L 24/75 (2013.01); H01L 24/81 (2013.01); H01L 25/0657 (2013.01); H01L 25/50 (2013.01); H01L 2021/60195 (2013.01);
Abstract

A method of ultrasonically bonding semiconductor elements includes the steps of: (a) aligning surfaces of a plurality of first conductive structures of a first semiconductor element to respective surfaces of a plurality of second conductive structures of a second semiconductor element; and (b) ultrasonically bonding ones of the first conductive structures to respective ones of the second conductive structures. A bonding surface of at least one of the first conductive structures and the second conductive structures includes a frangible coating.


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