Used products management cabinet
CA 2040118 C · Owner: Denelzen, Robert Michael · Inventors: Denelzen, Robert Michael; Shields, Simon Fraser Peter
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention is a used products management cabinet consolidating the household storage of recyclable reuseable, compostable and disposable materials in a convenience and functionally attractive manner particularly compatible with existing community-based recycling programs which utilize large mass-produced containers (commonly known in Ontario as "blue boxes") for the collection of recyclable and other materials from individual households. The invention has a counter top surface and a top drawer with allocated space for separate storage of used materials such as newspapers, plastic bags and for a compost container. Particularly, it has a main cupboard compartment with a sliding …
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 April 9, 1991 and granted October 12, 1993. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 9, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 9, 2013.
- 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.