Modified atmosphere packages and methods for making the same
CA 2455599 A1 · Owner: Merriman, Marcus C. · Inventors: Luthra, Vinod K.; Goulette, Stephen L.; Merriman, Marcus C.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method of manufacturing a modified atmosphere package comprises supplying a first package (14) including a non-barrier (18) portion substantially permeable to oxygen. A retail cut of raw meat (26) is placed within the first package (14) and the first package (14) is sealed. A second package (12) substantially impermeable to oxygen is supplied. The first package (14) is covered with the second package (12) without sealing the second package (12) so as to create a pocket (13) between the first (14) and second (12) packages. A mixture of gases is supplied into the pocket (13). The gas mixture comprises from about 0.01 to about 0.8 vol.% carbon monoxide and at least one other gas to …
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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 July 23, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 23, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 23, 2024.
- 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.