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:
Sep. 26, 2017
Filed:
Aug. 20, 2015
Applicant:
Taiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW;
Inventors:
Kuo-Shu Tseng, New Taipei, TW;
Yao-Yuan Shang, Taichung, TW;
Assignee:
TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A46B 13/08 (2006.01); A46B 13/02 (2006.01); A46B 13/00 (2006.01);
U.S. Cl.
CPC ...
A46B 13/02 (2013.01); A46B 13/008 (2013.01);
Abstract
A brush for back surface treatment (BST) is provided. The brush includes a base portion and a brushing portion. The brushing portion is connected to the base portion. The brushing portion has a plurality of gutters disposed on a surface away from the base portion, in which at least one of the gutters has at least one open end located at least partially on a perimeter of the surface.