Air freshening or purifying device
CA 2481255 A1 · Owner: Reckitt Benckiser (Uk) Limited · Inventors: Smith, Christopher; Robinson, Paul
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to improvements in or relating to containers and in particular to an air freshening or purifying device utilizing a gel fragrance or a gel composition. The air freshening or purifying device comprising a container (11) which is thermoformed from a plastic material the container , having an open side defining a gel receiving surface. The surface has therein a plurality of projections (13) defining recesses (14) therebetween for retaining a gel. The device further comprises a base (12) located at a lower end of the container for supporting the container such that the gel receiving surface is in a substantially vertical orientation.
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 2, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 2, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 2, 2025.
- 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.