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. 08, 2014
Filed:
Apr. 30, 2010
Hiroshi Ozawa, Haibara-gun, JP;
Kiyoshi Ishibashi, Haibara-gun, JP;
Akinori Inou, Haibara-gun, JP;
Masahiro Takigawa, Kyoto, JP;
Hiroshi Ozawa, Haibara-gun, JP;
Kiyoshi Ishibashi, Haibara-gun, JP;
Akinori Inou, Haibara-gun, JP;
Masahiro Takigawa, Kyoto, JP;
Nanbu Plastics Co., Ltd., Shizuoka, JP;
Abstract
The transdermal administration device of the present invention includes: a needle support with a plurality of microneedles formed at a tip portion thereof; a holder with the needle support placed therein, allowing the needle support to protrude itself therefrom and retract therein; and a cap for covering the microneedles, and further includes: a spring member placed between the needle support and the holder, for biasing the needle support in a protruding direction; an engaging portion at a base of the needle support; and an engaged portion capable of engaging the engaging portion, formed in the holder, where the engaging portion of the needle support can be locked with the engaged portion of the holder when the needle support is retracted in the holder.