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. 12, 2022

Filed:

Mar. 07, 2018
Applicant:

Jinwoo Bio Co., Ltd., Seoul, KR;

Inventors:

Dong Keon Kweon, Yongin-si, KR;

Joo Yeon Hong, Guri-si, KR;

Ji Hyun Bang, Anyang-si, KR;

Seung Taik Lim, Seoul, KR;

So Mang Choi, Seongnam-si, KR;

Seul Ki Kim, Seoul, KR;

Man Ha, Seoul, KR;

Young Mo Lee, Seoul, KR;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 39/24 (2006.01); B29C 39/42 (2006.01); C08L 5/08 (2006.01); B29D 7/01 (2006.01); B29C 39/00 (2006.01); C08J 3/14 (2006.01);
U.S. Cl.
CPC ...
B29C 39/003 (2013.01); B29C 39/24 (2013.01); B29C 39/42 (2013.01); C08L 5/08 (2013.01); B29C 2791/005 (2013.01); B29D 7/01 (2013.01); B29K 2005/00 (2013.01);
Abstract

The present invention relates to a method of manufacturing a hyaluronate film and a hyaluronate film manufactured thereby, and more particularly to a method of manufacturing a hyaluronate film through a solvent-casting process or using an automatic film applicator that facilitates mass production and to a hyaluronate film manufactured thereby, which is useful as a mask pack for cosmetics, a patch for medicaments and medical devices, a film-type adhesion inhibitor, etc. Unlike conventional liquid products, the hyaluronate film according to the present invention has a dry surface and thus entails no concern about microbial contamination, is easy to produce/manage/distribute/use, and has superior mechanical properties, whereby it can be utilized for various applications such as packs, patches, artificial skin and the like for cosmetics, medicaments, and medical devices.


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