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:
Dec. 26, 2023

Filed:

Aug. 12, 2021
Applicant:

Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;

Inventors:

Heng-Wei Liao, Taichung, TW;

Ju-Hung Chen, Hsinchu County, TW;

Shih-Yun Chen, Hsinchu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/20 (2006.01); G03F 7/16 (2006.01); H01L 21/68 (2006.01); H01L 21/67 (2006.01); G03F 7/00 (2006.01);
U.S. Cl.
CPC ...
G03F 7/7085 (2013.01); G03F 7/162 (2013.01); H01L 21/6715 (2013.01); H01L 21/68 (2013.01);
Abstract

An alignment nozzle jig for centering a coater photoresist arm that includes an alignment nozzle block. The alignment nozzle jig also includes an endoscope holder removably secured to a bottom of the alignment nozzle block, an endoscope, and an alignment mark removably coupled to the endoscope holder opposite the alignment nozzle block. The alignment nozzle jig is retrieved from a nozzle bath by the coater arm and transferred to a center of a chuck in an associated process chamber. Via the endoscope, the coater photoresist arm is aligned with the center of the chuck using the alignment mark.


Find Patent Forward Citations

Liao, Heng-Wei. (2023). Coater photoresist arm smart centering jig (U.S. Patent No. 11852983). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11852983

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…