Electronic fluid pump
CA 2493015 A1 · Owner: Engineered Machined Products, Inc. · Inventors: Carlson, Jeremy S.; Shiverski, Steven; Allen, David J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A fluid pump (10) includes a pump housing (12) having a housing cavity with an inlet and an outlet. A diffuser (20) is located within the housing cavity and , includes a portion that is attached to the housing. The diffuser has a diffuser cavity, in which a stator assembly (36) and canister (40) are located. The canister provides a seal where it contacts the diffuser; this isolates the stator assembly from the fluid. The stator assembly provides a magnetic field which drives a rotor assembly. The rotor assembly rotates an impeller, which pumps the fluid from the inlet to the outlet.
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 18, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 18, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 18, 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.