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. 25, 2025
Filed:
Jun. 20, 2019
Hisamitsu Pharmaceutical Co., Inc., Tosu, JP;
Ryota Hori, Tsukuba, JP;
Shinpei Nishimura, Tsukuba, JP;
HISAMITSU PHARMACEUTICAL CO., INC., Tosu, JP;
Abstract
The present invention aims to manufacture a microneedle device capable of carrying and administering a larger amount of biologically active substance per one microneedle. One aspect of the present invention is a method of manufacturing a microneedle device comprising coating microneedles with a coating liquid, wherein the coating liquid comprises a biologically active substance and a sulfated polysaccharide. The microneedle device manufactured by such a method comprises a substrate, microneedles disposed on the substrate, and a coating formed on the microneedles, wherein the coating comprises a biologically active substance and a sulfated polysaccharide.