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:
May. 19, 2026

Filed:

Oct. 21, 2021
Applicant:

Screen Holdings Co., Ltd., Kyoto, JP;

Inventors:

Katsuya Akiyama, Kyoto, JP;

Yukifumi Yoshida, Kyoto, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H10P 70/00 (2026.01); B08B 7/00 (2006.01); H10P 72/00 (2026.01);
U.S. Cl.
CPC ...
H10P 72/0414 (2026.01); B08B 7/0014 (2013.01); H10P 70/00 (2026.01); H10P 70/15 (2026.01); H10P 72/0424 (2026.01);
Abstract

A substrate processing method includes a hydrophilic film forming liquid supplying step of supplying, toward a major surface of a substrate, a hydrophilic film forming liquid to form a hydrophilic film on the major surface, a film thickness reducing liquid supplying step of supplying, toward the major surface, a film thickness reducing liquid to reduce a thickness of the hydrophilic film, a processing film forming liquid supplying step of supplying, toward the major after the thickness of the hydrophilic film has been reduced, a processing film forming liquid to form, on a front surface of the hydrophilic film, a processing film that holds a removal object present on the major surface, and a peeling liquid supplying step of supplying, toward the major surface, a peeling liquid to peel off the processing film from the hydrophilic film.


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