Cleaning tool with removable cleaning sheets
CA 2376800 A1 · Owner: Mckay, William D. · Inventors: Mckay, William D.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A mop (10) for cleaning a floor includes a handle (12) for a user to grip the mop (10) and a mop head (20) which is interconnected with the handle (12). The mop head (20) has a lower surface (24) and an upper surface (22) each of , which have a side to side width and a back to front length. Multiple cleaning sheets (46) are each removably supported on the lower surface (22) in a stacked configuration. Each of the sheets (46) has an outerward face (60) for cleaning and an opposed inward face (62). The outward face (60) of each of the sheets (46) is configured for contacting and cleaning the floor causing them to be soiled. When the outward face (60) of the outermost sheet becomes …
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 11, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 11, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 11, 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.