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:
Jul. 23, 2024
Filed:
Apr. 07, 2023
Applicant:
Applied Materials, Inc., Santa Clara, CA (US);
Inventors:
Steven M. Zuniga, Soquel, CA (US);
Jay Gurusamy, Santa Clara, CA (US);
Assignee:
Applied Materials, Inc., Santa Clara, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B24B 37/005 (2012.01); B24B 37/32 (2012.01);
U.S. Cl.
CPC ...
B24B 37/005 (2013.01); B24B 37/32 (2013.01);
Abstract
A carrier head for chemical mechanical polishing includes a housing for attachment to a drive shaft, a membrane assembly beneath the housing with a space between the housing and the membrane assembly defining a pressurizable chamber, and a sensor in the housing configured to measure a distance from the sensor to the membrane assembly.