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Canadian application, no grantCanada

Preservation of fresh fruit juices and fruit juice blends

CA 2116016 A1 · Owner: University Of British Columbia · Inventors: Wu, Chiu Hui; Powrie, William D.

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 novel process for preserving the quality attributes and ascorbic acid content of fresh fruit juices and fruit juice blends. The process involves sanitizing the outer surface of a fruit extracting the juice from the edible portion of the fruit gasifying the, juice with an oxygen-containing carbon dioxide-containing gas, mixture filling a high gas barrier container with the juice; hermetically sealing the container and rapidly cooling the juice in the container. Alternatively, the extracted juice may be filled into the high gas barrier container and then gasified prior to hermetically sealing the container.

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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 January 31, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 31, 2012.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 31, 2014.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 31, 1992
GrantedNo grant recorded
Term endedJanuary 31, 2012
Patent numberCA 2116016 A1
Classification (IPC)A23L2/44 +2 more

Timeline

Timeline From CIPO dates

1993199519971999200120032005200720092011Application filedJan 31, 1992Term endedJan 31, 2012

Sources & verification

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