Iontophoresis device
CA 2033833 A1 · Owner: Rossi, Gino · Inventors: Rossi, Gino; Eruzzi, Silvio
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A device for performing iontophoresis comprising a tubular catheter which has a terminal portion which is closed at the respective end, suitable for being arranged intracorporeally during use, and having an internal cavity which can be supplied with a pharmacologically active iontophoresis liquid medium. An electrode is provided inside the terminal portion of the catheter and is electrically connected to a current generator. A plurality of connecting holes between the internal cavity of the catheter and its 10 outside is defined on the terminal portion of the catheter and the holes are distributed along a section of the terminal portion which corresponds at least to part of the extension of …
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 January 9, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 9, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 9, 2013.
- 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.