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:
Apr. 09, 2013

Filed:

Jul. 02, 2012
Applicants:

Min-soo Kim, Uiwang-si, KR;

Hwan-sung Cheon, Uiwang-si, KR;

Sung-wook Cho, Uiwang-si, KR;

Seung-bae OH, Uiwang-si, KR;

Jee-yun Song, Uiwang-si, KR;

Inventors:

Min-Soo Kim, Uiwang-si, KR;

Hwan-Sung Cheon, Uiwang-si, KR;

Sung-Wook Cho, Uiwang-si, KR;

Seung-Bae Oh, Uiwang-si, KR;

Jee-Yun Song, Uiwang-si, KR;

Assignee:

Cheil Industries, Inc., Gumi-si, Kyeongsangbuk-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 29/14 (2006.01); C08F 216/34 (2006.01); G03C 1/00 (2006.01); C08F 8/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An aromatic ring-containing polymer for an underlayer of a resist, including a unit structure represented by Chemical Formula 1:


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