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. 09, 2014
Filed:
Feb. 19, 2014
Applicant:
SK Innovation Co., Ltd., Seoul, KR;
Inventors:
Hyuk Jun Kim, Daejeon, KR;
Ki Yup Kim, Seoul, KR;
Sung Ho Son, Daejeon, KR;
Yong Gyun Cho, Daejeon, KR;
Chol Ho Lee, Daejeon, KR;
Yoo Seock Hwang, Daejeon, KR;
Assignee:
SK Innovation Co., Ltd., , KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 41/28 (2006.01); B29C 39/14 (2006.01); B29C 41/38 (2006.01);
U.S. Cl.
CPC ...
B29C 41/28 (2013.01); B29C 41/38 (2013.01);
Abstract
Disclosed is a casting belt used for manufacturing an optical film by means of a solvent casting process, in more detail, a casting belt for producing a transcendental wide width film which is used to produce a film in a gel state by casting a dope when manufacturing a film that is used for a polarizer of liquid crystal displays or optical compensation films.