Cleaning device with a cleaning portion comprising an adhesive surface and a cleaning cloth surface
CA 2430283 A1 · Owner: 3M Innovative Properties Company · Inventors: Shimada, Hiroshi; Ohki, Tomohiro
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In a cleaning device (9) comprising a cleaning portion (10) having a cleaning surface (13) and an opposing surface opposite the cleaning surface (13) a , support arm (11) having a handle portion (16) and a pivot (12) for pivotally , supporting the support arm (11) on the opposing surface the cleaning surface , (13) of the cleaning portion (16) comprises an adhesive surface (17) and a cleaning cloth surface (18), and wherein the adhesive surface (17) and the cleaning cloth surface (18) can individually come into surface contact with a surface to be cleaned, and a stopper (19) for restricting movement of the handle portion (16) relative to the pivot (12) wherein the cleaning cloth , …
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 November 16, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 16, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 16, 2023.
- 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.