Atmospheric controlled shipping container
CA 2335235 A1 · Owner: Detemple, Thomas Edward Ii · Inventors: Detemple, Donald Edward; Detemple, Thomas Edward Ii; Detemple, Edward Bernhard
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A stackable, atmospheric controlled container (10) is provided having upper and lower members (12, 14) that are hermetically sealed together for containing perishables therein. Inlet and outlet valves (20 22) are provided , for allowing the interior of the container to be provided with gases or combinations of gases to retard the spoilage process for food products and extend the shelf life of perishables several times over their normal life. The valves allow the container interior to be pressurized purged of oxygen, and/or maintained at vacuum condition. The present containers can be used for storage and transportation of perishable food and other items as well as delicate …
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 June 15, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 15, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 15, 2021.
- 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.