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:
Feb. 20, 2024
Filed:
Feb. 09, 2021
Applicant:
Ebara Corporation, Tokyo, JP;
Inventor:
Masayuki Satake, Tokyo, JP;
Assignee:
EBARA CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25D 17/00 (2006.01); C25D 7/12 (2006.01); C25D 17/06 (2006.01);
U.S. Cl.
CPC ...
C25D 17/005 (2013.01); C25D 7/12 (2013.01); C25D 17/06 (2013.01);
Abstract
Provided is a maintenance member or the like capable of easily maintaining an electric contact in a substrate holder. It relates to a maintenance member to maintain a substrate holder including an electric contact configured to supply power to a substrate. The maintenance member includes an abrasive body having a shape corresponding to the substrate that is a holding target of the substrate holder, and disposed to come in contact with the electric contact when held by the substrate holder.