Invention Grant
- Patent Title: Needle-like material and method for manufacturing needle-like material
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Application No.: US14470078Application Date: 2014-08-27
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Publication No.: US09849271B2Publication Date: 2017-12-26
- Inventor: Hiroyuki Kato , Takako Yamamoto , Yoshikazu Taroura
- Applicant: TOPPAN PRINTING CO., LTD.
- Applicant Address: JP Taito-ku
- Assignee: TOPPAN PRINTING CO., LTD.
- Current Assignee: TOPPAN PRINTING CO., LTD.
- Current Assignee Address: JP Taito-ku
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2012-044485 20120229; JP2012-053700 20120309; JP2012-140754 20120622
- Main IPC: A61M37/00
- IPC: A61M37/00 ; B29C41/12 ; B29C39/00 ; A61K9/00 ; A61K47/12 ; A61K47/36
Abstract:
A needle-shaped structure includes a needle-shaped projection and a support substrate supporting the projection wherein the projection contains at least a chitosan and an organic acid, places a low burden on a living body and is able to keep the microscopic form after puncture into the skin.
Public/Granted literature
- US20140361459A1 NEEDLE-LIKE MATERIAL AND METHOD FOR MANUFACTURING NEEDLE-LIKE MATERIAL Public/Granted day:2014-12-11
Information query
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