System and method for withdrawing permeate through a filter and for cleaning the filter in situ
CA 2425167 A1 · Owner: Del Vecchio, Michael Arthur · Inventors: Del Vecchio, Michael Arthur; Loudon, Robert Eben; Sutton, Paul Matthew
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A system is provided for withdrawing permeate from a substrate. The exemplary system includes a vessel configured to contain substrate two or more , compartments configured to receive substrate from the vessel and to return a portion of received substrate to the vessel and a filter positioned at least , partially within each of the compartments and configured to separate permeate from substrate during operation of the filter. At least one of the compartments is configured to contain cleaning solution and substantially prevent cleaning solution from contacting substrate in the vessel during cleaning of the filter. The exemplary system is configured for cleaning the filter in situ in …
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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 August 22, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 22, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 22, 2024.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.