Milling and pulverising apparatus and method
CA 2270193 A1 · Owner: Rocklabs Limited · Inventors: Devereux, Ian
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The specification describes a method and associated apparatus for pulverising materials, wherein the pulverising apparatus includes a receptacle (4) two or , more pulverising weights (2, 3) and a driving mechanism linked to the receptacle wherein the pulverising weights (2 3) are disposed substantially , horizontally with respect to the receptacle. The method of operating the apparatus includes the steps of: a) placing the pulverising weights (2 3) in , the receptacle (4), wherein the pulverising weights are disposed substantially horizontally with respect to the receptacle and b) activating the driving , mechanism causing material(s) retained in the receptacle to be ground by the …
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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 21, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 21, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 21, 2019.
- 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.