Pitot tube pump
CA 2241508 A1 · Owner: Sterling Fluid Systems B.V. · Inventors: Struylaart, Rudy
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A pitot tube pump for pumping a fluid has a pump casing with a suction connection for receiving a fluid a discharge connection for discharging the fluid and a central axis. A rotor assembly is mounted for rotation around the axis and in the casing. The rotor assembly has a rotor defining an internal volume and a rotor, cover connected to the rotor for closing the internal volume. The rotor cover contains a plurality of radially extending rotor cover passages for communicating the suction connection with said internal volume for passing fluid from the suction connection to the internal volume by centrifugal force due to rotation of the rotor assembly. Each rotor cover passage has an inlet …
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 June 25, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 25, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 25, 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.