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Expired Canadian patentCanada

Three drink gravity dispenser for cool beverages

CA 1059471 A · Owner: Coca-Cola Company (The) · Inventors: Rodth, Joseph J.

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

An apparatus for dispensing one or more post-mix beverages is described. A gravity type dispenser having a plurality of valves which alternatively dispense syrup or concentrate with either carbonated or sweet water. The carbonated and sweet water are supplied from a carbonating and cooling assembly. Cooling of the sweet water is performed by passing the sweet water through a coil emersed in the carbonated water tank. The rate of carbonation of the water is assisted by a rotary agitator which is intermittently energized in synchronism with the beginning of the dispensing operation. The syrup storage tanks and carbonating assembly are in thermal contact to facilitate cooling of the syrup in …

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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 July 31, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 31, 1996.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedJuly 31, 1979
Term endedJuly 31, 1996
Patent numberCA 1059471 A
Classification (IPC)B67D7/74 +1 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedJuly 31, 1979Term endedJuly 31, 1996

Sources & verification

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