Fluid treatment device and process for treating fluid
CA 2306237 A1 · Owner: Kantzas, Apostolos · Inventors: Bhargava, Amit; Langford, Cooper H.; Starosud, Alex
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A fluid treatment device for reducing the level of a chemical compound in a fluid, comprising: a fluid inlet; a fluid outlet; a flow-through fluid treatment zone having, comprising: a radiation source an adsorbent and a photocatalyst; the fluid treatment zone, reversibly operable between a first mode in which the fluid flows in a first direction and at, least a portion of the chemical compound is adsorbed on the adsorbent; and a second mode, in which the fluid flows in a second direction different from the first direction in which the, adsorbed chemical compound is exposed to radiation from the radiation resulting in, photooxidation of the chemical compound.
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 19, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 19, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 19, 2022.
- 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.