Surface treating device
CA 2359663 A1 · Owner: Katakura, Takaaki · Inventors: Katakura, Takaaki; Miyagi, Akira; Ohara, Sousaburou
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A surface processing device used when the body of a car or an article of furniture is polished. The device comprises a processing member including a continuous porous elastic body (2) covered with a fibrous film (3) and constituting a processing part (11), engaging annular member (4) and a holder , (5) having an annular groove (53) provided around a base (51) supporting the processing part (11) and having therein an engaging structure. The edge of the processing member is pressed into the fitting annular groove and fitted into , the annular groove of the holder by means of the end of the engaging annular member, thereby engaging the processing member with the engaging structure. Thus …
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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 25, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 25, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 25, 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.