Multi-piston intensifier
CA 2304407 A1 · Owner: Enderle, Gordon · Inventors: Fox, Damir Anton; Enderle, Gordon
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An intensifier, comprising means for defining a plurality of pressure chambers; shaft, means disposed for displaceable movement within said pressure chambers; a plurality of, piston means connected to said shaft and associated with said plurality of pressure, chambers respectively for displaceable movement with said shaft; input means for, pressurizing selected pistons for displaceable movement within said pressure chambers, so as to produce an increase pressure output.
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 April 3, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 3, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 3, 2022.
- 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.