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Expired Canadian patentCanada

Nozzle device with flow restrictors used for multiphase fluid flow simulation in high temperature and pressurized mixing reactors

CA 2540224 C · Owner: Morris, Catherine · Inventors: Morris, Catherine; Morris, Joseph E. Jr.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A mixing apparatus has a chamber, a shaft extending into the chamber a motor , drivingly , interconnected to the shaft a nozzle support affixed to the shaft and extending outwardly therefrom , within the chamber and a nozzle having an interior passageway affixed to the nozzle support such , that the nozzle moves in the chamber as the motor drivingly rotates the shaft. The chamber has a , multi-phase fluid therein. A flow restrictor is affixed to an inner wall of said chamber so as to , extend inwardly therefor. The flow restrictor is a plurality of flat panels arranged in spaced relation , around the interior of the chamber and within a liquid phase of the multiphase fluid.

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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 March 14, 2006 and granted May 1, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 14, 2026.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 14, 2006
GrantedMay 1, 2012
Term endedMarch 14, 2026
Patent numberCA 2540224 C
Classification (IPC)B01F5/08 +2 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedMarch 14, 2006Patent grantedMay 1, 2012Term endedMarch 14, 2026

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.