Filtering apparatus of filter press type with filter carriage(s) accommodating filter module(s) comprising filter elements
CA 2480085 A1 · Owner: Pall Corporation · Inventors: Schnieder, Georg; Strohm, Gerhard
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A filtering apparatus is described which is designed to reduce or completely eliminate dripping losses and in which fitting or exchanging filtering elements can be carried out in a simpler manner. The filtering apparatus is characterized in that there is provided between the end plate (4) and the , pressure plate (2) at least one filter carriage (20) mounted for displacement on the cross beams (3) and having a compression-proof outer wall (21) and exhibiting at least one chamber (25) for the accommodation of at least one filter module (40) composed of filtering elements.
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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 April 10, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 10, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 10, 2025.
- 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.