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:
Apr. 26, 2011
Filed:
Dec. 21, 2006
Applicants:
Nobuo Ando, Toyonaka, JP;
Ichiki Takemoto, Kawanishi, JP;
Isao Yoshida, Ikeda, JP;
Yukako Harada, Settu, JP;
Inventors:
Nobuo Ando, Toyonaka, JP;
Ichiki Takemoto, Kawanishi, JP;
Isao Yoshida, Ikeda, JP;
Yukako Harada, Settu, JP;
Assignee:
Sumitomo Chemical Company, Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 12/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a resin which generates an acid by irradiation and is a salt of an organic cation and an anionic polymer wherein the anionic polymer has no carbon-carbon unsaturated bond. The present invention further provides a chemically amplified resist composition comprising the same.