Cantilever centrifuge with outwardly tapered second conical bowl section
CA 2333939 A1 · Owner: Leung, Woon-Fong · Inventors: Leung, Woon-Fong
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A cantilever centrifuge has a support (104) a conveyor (100) cantilevered , from the support a substantially cylindrical solid bowl (102) also cantilevered from the support and extending about the hub (108) and a solid , first conical bowl section (110) cantilevered from an end of the solid bowl opposite the support. The first conical bowl section tapers inwardly towards an axis of the conveyor and the bowl, in a direction away from the solid bowl and the support. A second conical bowl section (114) generally in the form of , a screen or basket is connected at one end proximate to a free or downstream end of the first conical bowl section opposite the solid bowl. The second conical …
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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 October 8, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 8, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 8, 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.