Packaging
CA 2554425 C · Owner: Tompkins, Nicholas J. · Inventors: Clarke, Raymond; Tompkins, Nicholas J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Atmosphere control members (ACMs) are used in various ways. In one aspect at , least one of the atmospheres in contact with the ACM is cause to flow over the surface of the ACM. In another aspect, the ACM is an internal ACM which does not form part of the exterior surface of a container. In another aspect the , ACM forms part of a reusable module. In another aspect a plurality of sealed , containers, each including an ACM are stored in an outer container also including an ACM. Figures 3-5 illustrate a shipping container (11) comprising an internal ACM (3) having one surface which is exposed to the packaging atmosphere within the shipping container and an opposite surface which is part …
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 December 13, 2004 and granted May 6, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 13, 2024.
- 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.