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:
Aug. 08, 2023
Filed:
Nov. 17, 2017
Owen Mumford Limited, Oxford, GB;
Toby Cowe, Oxfordshire, GB;
Colin Webb, Oxfordshire, GB;
Owen Mumford Limited, Oxfordshire, GB;
Abstract
A medicament delivery device () for delivery of medicament from a cartridge () into an injection site, through a cannula (). The cartridge has a medicament chamber () with an outlet (), and a sealing element () for closing the outlet (). The device has a housing () for receiving the cartridge (), and a drive mechanism () to expel the medicament from the device upon activation of the drive mechanism (). The device has a connection arrangement () comprising a hub () and spring means () for driving relative movement between the hub () and the cartridge () upon operation of an operating member (). The operating member switches the connection arrangement () from an unconnected configuration to a connected configuration, in which the hub () cooperates with the cartridge () to open the outlet (). When connected, fluid may flow between the chamber () and the cannula ().