Epidural catheter system utilizing splittable needle
CA 2121087 A1 · Owner: Mahiuddin, Mahmood · Inventors: Mahiuddin, Mahmood
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Disclosed is a system for administering epidural anesthesia utilizing an epidural catheter permanently secured at its proximal end to an adapter for putting the catheter in fluid communication with a source of liquid anesthesia. The system employs a splittable needle for inserting the catheter into the peridural space.
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 April 12, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 12, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 12, 2016.
- 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.