Self-locking, self-blunting safety needle system and syringe
CA 2662019 C · Owner: Agrawal, Arpita · Inventors: Agrawal, Arpita
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A safety needle locking device, which may be used with a syringe consisting of a Bunting Member (19). The Needle (16) has a Needle Curvature (25) which allows locking of the Blunting Member (19) within the needle with the indent (27). The bunting member also has a Puncture Tip Protector (26) which allows for the Needle Tip (24) to be sheathed upon expulsion of the fluid. The needle is tubular with one surface flattened out. The Blunting Member is aligned within the needle. When the fluids are expelled the blunting member moves out blocks the needle tip and locks inside the needle. Thus preventing reuse and needle stick injury. The syringe is flattened along one longitudinal surface to allow …
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed August 24, 2006 and granted June 14, 2016. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 24, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.