Refrigerated display cabinet
CA 2087366 C · Owner: Spenard, Jean-Claude · Inventors: Spenard, Jean-Claude
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The foodstuff-displaying refrigerator unit comprises a box-like container, having an enclosure upwardly opening through a top mouth. A door aperture is defined about a side wall of the container. A vegetable-supporting platform is freely mounted into the enclosure for vertical movement therethrough. A pallet is supported by a first conveyor, itself resting on the container flooring. Inflatable balloons are provided between the pallet and the platform, for power lifting the platform. An air compressor feeds air into the balloons, and furthermore cools the air within the container enclosure beneath the platform. The top layer of foodstuff supported by the platform can thus be adjusted by the …
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 January 15, 1993 and granted March 4, 1997. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 15, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 15, 2015.
- 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.