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:
Jan. 16, 2024
Filed:
Jun. 19, 2018
Duoject Medical Systems Inc., Bromont, CA;
DUOJECT MEDICAL SYSTEMS INC., Bromont, CA;
Abstract
An injection device for injecting, the injection device comprising a housing having an interiorly facing wall with the wall having a plurality of ribs formed thereon, the ribs defining a channel extending therebetween, a plunger rod mountable within the housing and having at least one protrusion engageable within the channel, a cylindrical body, a spring mounted at a distal end of the housing with the spring being biased between the distal end and a needle hub, and a pusher rod raised such that pressure thereon from the plunger rod will cause the pusher rod to enter the cylindrical body, the pressure causing the spring to act on the needle hub to move the needle hub and the cylindrical body upwardly within the housing such that a needle is in an enclosed position within the housing and cannot be reused.