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. 20, 2018
Filed:
Mar. 18, 2015
Terumo Kabushiki Kaisha, Tokyo, JP;
Masaomi Imai, Chuo, JP;
Shigeaki Fuke, Fujinomiya, JP;
Manabu Arinobe, Hadano, JP;
Kenji Handa, Hiratsuka, JP;
TERUMO KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A liquid administration device includes an inner structure that includes a cylindrical body that has a bottom part in a distal portion thereof and an opening portion in a proximal portion thereof, a needle tube that is mounted in the distal portion of the cylindrical body and has a sharp needle tip at a distal end and a proximal end of which is communicatable with an inside of the cylindrical body, and a gasket that is located in the cylindrical body; an operation member that includes a plunger, the operation member being configured to perform a pressing operation in which the plunger is moved relative to the cylindrical body in a distal direction while being pressed; an engagement portion that includes: a first engagement portion and a second engagement portion.