Foaming soluble coffee powder containing pressurized gas
CA 2515079 C · Owner: Kraft Foods Holdings, Inc. · Inventors: Zeller, Bary Lyn; Ceriali, Stefano; Gundle, Alan
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A process for preparing an instant beverage is provided which includes heating a dried soluble coffee under sufficient pressure thereby forcing gas into internal voids of the dried coffee. The heated dried soluble coffee is cooled and depressurized to produce a dried soluble coffee having internal voids filled with pressurized gas. An instant dry beverage comprising soluble coffee having internal voids filled with pressurized gas is also provided and this product is advantageous in that it produces a beverage with foam on its surface when reconstituted.
Read the whole patent
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 August 8, 2005 and granted October 28, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 8, 2025.
- 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.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.