Injector
CA 2550667 C · Owner: Guillermo, Carlos · Inventors: Guillermo, Carlos
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to a method of operating an injection device which device comprises a medicament cartridge and a needle attached to said cartridge means for automatic penetration of needle injection of medicament and withdrawal of needle comprising the steps of initiating a penetration sequence followed by an injection sequence and followed by a withdrawal sequence wherein a previous sequence triggers a subsequent sequence and wherein the subsequent sequence is triggered before the previous sequence has ended.
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 July 12, 2006 and granted June 25, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 12, 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.