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Expired Canadian patentCanada

Method of and apparatus for circulating and dispensing high volumetric flow rate of carbonated beverage

CA 1096822 A · Owner: Cornelius Company (The) · Inventors: Mcmillin, John R.

CIPO record

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

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Abstract From the Canadian patent

A method of dispensing includes the steps of carbonating a beverage storing a supply of the carbonated beverage conducting the carbonated, beverage from the supply and into a circulation loop circulating the, carbonated beverage in a predetermined direction around the loop at a predetermined rate of volumetric flow, selectively dispensing carbonated beverage from the loop at a volumetric rate of flow greater than the circulation flow rate, reversing the direction of flow of carbonated beverage in part of the loop during the dispensing and conducting carbon-, ated beverage from the supply to the dispensing outlet in both the predetermined and reverse direction while cooling both 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

  • Granted March 3, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 3, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 15, 1979
GrantedMarch 3, 1981
Term endedMarch 3, 1998
Patent numberCA 1096822 A
Classification (IPC)B67D1/00

Timeline

Timeline From CIPO dates

1980198219841986198819901992199419961998Application filedAug 15, 1979Patent grantedMarch 3, 1981Term endedMarch 3, 1998

Sources & verification

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