Syringe with adjustable winged collar
CA 2005608 C · Owner: Egolf, Georges · Inventors: Egolf, Georges
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A conventional hypodermic syringe comprises a cylindrical body with an axial funnel section at one end and an open mouth with lateral fixed wings at its other end a piston, slidably engaged through its mouth and Into the main body. and a needle frictionally secured to the funnel section via a socket connector. The needle defines a bevelled free end. For proper handling of the syringe when piercing the patient's skin the bevel plane of the needle must be parallel to the longitudinal axis of the wings with the needle bevel lacing away from the skin. In the present invention the wings are not fixed to the body but an adjustable winged collar is rotatably mounted by friction fit about the mouth …
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 December 14, 1989 and granted March 22, 1994. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 14, 2009.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 14, 2011.
- 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.