Syringe
CA 1307430 C · Owner: Olovson, Gudmar · Inventors: Olovson, Gudmar
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a syringe (1) comprising a container (2), a needle (3) capable of co-acting with one end of the container, a plunger (4) which is arranged in the container and which sealingly co-acts with the inner surface (2c) thereof, and a rod-shaped element (5) which co-acts with the plunger (4) and which is arranged for reciprocating movement relative to the container (2) such, that movement of the element from the one end (2a) in a first direction (P1) enables, the container (2) to be filled with injection liquid, while linear movement in the opposite direction (P2) causes liquid in the container to be discharged therefrom through the needle (3). Provided between the plunger …
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
- Granted September 15, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 15, 2009.
- 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.