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:
Feb. 25, 2025

Filed:

May. 10, 2023
Applicant:

Applied Materials, Inc., Santa Clara, CA (US);

Inventors:

Nicholas A. Wiswell, Sunnyvale, CA (US);

Chih Chung Chou, San Jose, CA (US);

Dominic J. Benvegnu, La Honda, CA (US);

Assignee:

Applied Materials, Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24B 49/12 (2006.01); B24B 37/013 (2012.01); B24B 37/04 (2012.01);
U.S. Cl.
CPC ...
B24B 49/12 (2013.01); B24B 37/013 (2013.01); B24B 37/042 (2013.01);
Abstract

A polishing pad includes a sensor assembly surrounded by a lower portion of the polishing pad, and an upper portion including a pad portion disposed on the assembly and at least a portion of a polishing layer disposed on the lower portion. The sensor assembly includes a lower body having a first pair of electrodes formed thereon, a polymer body having a second pair of electrodes formed thereon and aligned with the first pair of electrodes, and a pair of gaps between the first pair of electrodes and the second pair of electrodes.


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