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. 31, 2019
Filed:
Jun. 02, 2014
Applicants:
Kolon Industries, Inc., Gwacheon-si, Gyeonggi-do, KR;
Kt&g Corporation, Daejeon, KR;
Inventors:
Jong Cheol Jeong, Yongin-si, KR;
Woo Chul Kim, Yongin-si, KR;
Sang Woo Jin, Yongin-si, KR;
Burm Ho Yang, Daejeon, KR;
Man Seok Seo, Daejeon, KR;
Kyung Joon Lee, Daejeon, KR;
Hyun Suk Cho, Daejeon, KR;
Jong Yeol Kim, Daejeon, KR;
Assignees:
KOLON INDUSTRIES, INC., Seoul, KR;
KT&G CORPORATION, Daejeon, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A24D 3/02 (2006.01); B29C 48/00 (2019.01); D01D 5/06 (2006.01); D01F 2/00 (2006.01); A24D 3/10 (2006.01); A24D 3/06 (2006.01); D02G 1/12 (2006.01); D01D 1/02 (2006.01); D01D 10/06 (2006.01); D02G 1/00 (2006.01); B29K 1/00 (2006.01); B29L 31/14 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
A24D 3/0204 (2013.01); A24D 3/068 (2013.01); A24D 3/10 (2013.01); B29C 48/0019 (2019.02); B29C 48/022 (2019.02); D01D 1/02 (2013.01); D01D 5/06 (2013.01); D01D 10/06 (2013.01); D01F 2/00 (2013.01); D02G 1/00 (2013.01); D02G 1/12 (2013.01); B29K 2001/12 (2013.01); B29L 2031/14 (2013.01); B29L 2031/7416 (2013.01); D10B 2201/28 (2013.01); D10B 2503/00 (2013.01);
Abstract
This invention relates to a lyocell material for a cigarette filter and a method of manufacturing the same, wherein the lyocell material which is biodegradable and eco-friendly can be manufactured by crimping lyocell multifilaments to thus obtain a crimped tow.