Fluid chilling apparatus
CA 2254165 A1 · Owner: Garrett, Michael Ernest · Inventors: Garrett, Michael Ernest
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A beer or soft drink chiller which chills the liquid utilising the desorption of gas from an adsorbent within a vessel, wherein the chiller comprises a plurality of heat transfer elements, formed of thermally-conductive material and in direct thermalcontact with the adsorbent and adapted to transfer heat between the vessel wallsand the adsorbent therein and wherein the elements are configured so as to co-operate in use in order to conduct desorbed gas from the adsorbent to the vessel walls and thence along the vessel walls prior to its exit from the vessel. The chiller provides more effective heat transfer and fully utilises the chilling capacity of the desorbed gas by channelling it to and …
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 November 16, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 16, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 16, 2020.
- 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.