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:
Apr. 09, 2019
Filed:
Jan. 25, 2016
Jung-tang Huang, Taipei, TW;
Jiu-long Industrial Co., Ltd., New Taipei, TW;
Jung-Tang Huang, Taipei, TW;
King-Chun Chang, New Taipei, TW;
Other;
JIU-LONG INDUSTRIAL CO., LTD., New Taipei, TW;
Abstract
The invention relates to a transdermal microneedle unit and a transdermal microneedle drug delivery device comprising the transdermal microneedle unit. The transdermal microneedle unit comprises a plurality of sheets stacked with each, each the sheet having at least one through hole defined thereon and a barbule arranged at the peripheral of the through hole, wherein the through hole on one sheet is penetrated by the barbules of other sheets and the barbules being juxtaposed to form at least one triangular pyramidal transdermal microneedle. The transdermal microneedle drug delivery device comprises a substrate, a transdermal microneedle unit, a union joint and an injection syringe.