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:
Jun. 20, 2023

Filed:

Aug. 23, 2019
Applicant:

Sumitomo Chemical Company, Limited, Tokyo, JP;

Inventors:

Mutsuko Higo, Osaka, JP;

Shingo Fujita, Osaka, JP;

Koji Ichikawa, Osaka, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 212/14 (2006.01); C08F 220/16 (2006.01); G03F 7/004 (2006.01); G03F 7/038 (2006.01); G03F 7/039 (2006.01); G03F 7/32 (2006.01); G03F 7/16 (2006.01); G03F 7/20 (2006.01); G03F 7/38 (2006.01);
U.S. Cl.
CPC ...
G03F 7/0392 (2013.01); C08F 212/14 (2013.01); C08F 220/16 (2013.01); G03F 7/0045 (2013.01); G03F 7/0382 (2013.01); G03F 7/162 (2013.01); G03F 7/168 (2013.01); G03F 7/2037 (2013.01); G03F 7/322 (2013.01); G03F 7/38 (2013.01);
Abstract

Disclosed are a resin containing a structural unit represented by formula (I), a structural unit represented by formula (a1-1), a structural unit represented by formula (a1-2) and a structural unit represented by formula (a2-A), and a resist composition including the same:


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