Electrochemical gas sensor
CA 2508384 C · Owner: City Technology Limited · Inventors: Cutler, Stuart Christopher; Khalafpour, Peyman
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An electrochemical gas sensor which comprises an electrode assembly including a catalytic sensing electrode and a counter electrode mounted inside a housing provided with at least one gas entrance a reservoir for containing electrolyte in use a compressible wick for supplying the electrode assembly with electrolyte and a wick compression component. A first end of the wick extends into the reservoir and a second end of the wick contacts the electrode assembly. The wick compression component compresses the wick in a direction substantially radial to an axis joining its first and second ends.
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 May 26, 2005 and granted June 5, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 26, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.