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:
Dec. 05, 2017
Filed:
Jan. 29, 2014
Applicants:
Bae Wook Lee, Uiwang-si, KR;
Seok Jin Park, Uiwang-si, KR;
Jong Hyuk Eun, Uiwang-si, KR;
Sung Eun Lee, Uiwang-si, KR;
Young Pil Jung, Uiwang-si, KR;
O Yong Jeong, Uiwang-si, KR;
Inventors:
Bae Wook Lee, Uiwang-si, KR;
Seok Jin Park, Uiwang-si, KR;
Jong Hyuk Eun, Uiwang-si, KR;
Sung Eun Lee, Uiwang-si, KR;
Young Pil Jung, Uiwang-si, KR;
O Yong Jeong, Uiwang-si, KR;
Assignee:
Cheil Industries, Inc., Gumi-si, Kyeongsangbuk-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 7/02 (2006.01); G02F 1/1333 (2006.01); B32B 27/32 (2006.01); B32B 27/08 (2006.01); B32B 27/36 (2006.01);
U.S. Cl.
CPC ...
G02F 1/13338 (2013.01); B32B 7/02 (2013.01); B32B 27/08 (2013.01); B32B 27/325 (2013.01); B32B 27/365 (2013.01); G02F 1/133308 (2013.01); B32B 2250/24 (2013.01); B32B 2307/21 (2013.01); B32B 2307/558 (2013.01); B32B 2307/734 (2013.01); B32B 2309/105 (2013.01); B32B 2457/202 (2013.01); B32B 2571/00 (2013.01); G02F 2001/133331 (2013.01); Y10T 428/24975 (2015.01); Y10T 428/265 (2015.01); Y10T 428/31507 (2015.04);
Abstract
A protective sheet includes a base layer, an interfacial layer, and a skin layer stacked in order. The base layer includes an aromatic polycarbonate resin, the interfacial layer includes an aliphatic polycarbonate resin; and the skin layer includes a cycloolefin polymer (COP) resin.