Syringe assembly
CA 2199769 A1 · Owner: Saito, Yoshikuni · Inventors: Saito, Yoshikuni
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A projection for holding 10 is formed in an installation space 4b. A wall face 7a is formed in the installation space 4b on an arrow A side rather than the projection for holding 10. A main body 15a is provided so as to be linearly inserted in and pulled from the installation space 4b in a direction of an axial center P1. An abutting end face 16b is formed at the main body 15a so as to abut the abutting end face 16b on the wall face 7a in the direction as shown by the arrow A. A rib for holding 11 is annularly formed at the main body 15a along a plane perpendicular to the axis center P1. An engagement groove 25 is provided with the main body 15a so as to engage a piston 39. When the main …
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 March 12, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 12, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 12, 2019.
- 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.