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Expired Canadian patentCanada

Aseptic fluid coffee whitener and process for preparing same

CA 1329336 C · Owner: Streiff, Paul J. · Inventors: Keller, David J.; Streiff, Paul J.; Mckenna, Ronald J.

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Abstract From the Canadian patent

An aseptically packaged, liquid, non-dairy coffee whitener which is shelf-stable for several months and a process for, preparing it, are provided. The coffee whitener comprises water vegetable fat, an edible emulsifier system a milk protein, salt, and other optional ingredients. The process comprises performing an ultra-high temperature sterilization treatment on a mixture comprising water, heated vegetable fat an edible emulsifier, system, and milk protein; cooling; homogenizing; and further cooling and packaging the resulting emulsion in an aseptic container under aseptic conditions. The product is shelf-stable for several months before opening and is stable against browning under …

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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 May 10, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 10, 2011.
  • 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 5, 1988
GrantedMay 10, 1994
Term endedMay 10, 2011
Patent numberCA 1329336 C
Classification (IPC)A23C11/02 +2 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedJan 5, 1988Patent grantedMay 10, 1994Term endedMay 10, 2011

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