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:
Feb. 18, 2025
Filed:
May. 17, 2019
Applicant:
Postech Academy-industry Foundation, Gyeongsangbuk-do, KR;
Inventors:
Hyung Joon Cha, Gyeongsangbuk-do, KR;
Eun Young Jeon, Gyeongsangbuk-do, KR;
Jung Ho Lee, Gyeonggi-do, KR;
Geun Bae Lim, Gyeongsangbuk-do, KR;
Assignee:
POSTECH ACADEMY-INDUSTRY FOUNDATION, Pohang-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61L 15/32 (2006.01); A61F 13/00 (2024.01); A61F 13/02 (2024.01); A61L 15/28 (2006.01); A61L 15/58 (2006.01); A61L 15/60 (2006.01); A61M 37/00 (2006.01);
U.S. Cl.
CPC ...
A61L 15/32 (2013.01); A61F 13/00063 (2013.01); A61F 13/023 (2013.01); A61L 15/28 (2013.01); A61L 15/58 (2013.01); A61L 15/60 (2013.01); A61M 37/0015 (2013.01); A61F 2013/00451 (2013.01);
Abstract
Disclosed are a microneedle patch including a first hydrogel layer containing a mussel adhesive protein and hyaluronic acid, and a second hydrogel layer containing silk fibroin, and a preparation method thereof. The microneedle patch according to the present disclosure has excellent tissue adhesion, biocompatibility, and biodegradability, and is used for transdermal drug delivery to promote wound regeneration.