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. 19, 2022
Filed:
Nov. 11, 2016
Applicant:
Security Devices International (Sdi), Wakefield, MA (US);
Inventor:
André Johann Buys, Pretoria, ZA;
Assignee:
Byrna Technologies Inc., Wakefield, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F42B 12/54 (2006.01); A61D 7/00 (2006.01); A61M 5/32 (2006.01); A61M 5/20 (2006.01);
U.S. Cl.
CPC ...
F42B 12/54 (2013.01); A61D 7/00 (2013.01); A61M 5/329 (2013.01); A61M 5/3286 (2013.01); A61M 5/2046 (2013.01); A61M 2005/206 (2013.01); A61M 2005/2013 (2013.01); A61M 2005/3289 (2013.01); A61M 2250/00 (2013.01);
Abstract
The invention relates to a dart () comprising a body, the body defining a chamber () having a plunger located therein to operatively deliver a substance through a hypodermic needle () extending through a front end of the body, and a retainer comprising a barb body locatable on the hypodermic needle () characterised in that the barb body is threaded. The invention further relates to a dart retainer, wherein the retainer comprises of a threaded barb body locatable on a hypodermic needle () of a dart ().