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:
Mar. 31, 2020
Filed:
Aug. 10, 2017
Applicant:
Toppan Printing Co., Ltd., Taito-ku, JP;
Inventor:
Yoshihiro Kodama, Taito-ku, JP;
Assignee:
TOPPAN PRINTING CO., LTD., Taito-ku, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 37/00 (2006.01); A61M 5/46 (2006.01); B29C 45/26 (2006.01); B29L 31/00 (2006.01); B29C 45/36 (2006.01); B29C 45/00 (2006.01); B29K 101/12 (2006.01);
U.S. Cl.
CPC ...
A61M 37/0015 (2013.01); B29C 45/261 (2013.01); B29C 45/2628 (2013.01); A61M 5/46 (2013.01); A61M 2037/003 (2013.01); A61M 2037/0023 (2013.01); A61M 2037/0053 (2013.01); B29C 45/36 (2013.01); B29C 2045/0094 (2013.01); B29K 2101/12 (2013.01); B29L 2031/756 (2013.01); B29L 2031/7544 (2013.01);
Abstract
A microneedle including a projection having a through hole formed in the projection in a direction that the projection extends, and a tubular member having an end surface configured to support the projection when the end surface is pressed against a skin and a fluid is supplied through the through hole of the projection to the skin. The projection has a length H along the direction that the projection extends and the supporting surface has an area S such that a ratio of S/H is in a range of from 2.1 to 10.5.