Dermabrasion hand tool for abrasively removing skin surface
CA 2340154 A1 · Owner: Silhouet-Tone Ltee · Inventors: Mercier, Charles; Hoffman, Marc
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A dermabrasion hand tool for abrasively removing a skin surface by means of an abrasive stream projected onto the skin surface to be removed. The hand tool includes an elongated manipulative body having a longitudinal axis and first, and second opposite ends. The hand tool also includes an operative head through, which the abrasive stream is projected onto the skin surface to be removed and through which the removed skin surface and used abrasive stream are evacuated the operative head being removably mounted onto the first end of the manipulative, body. The hand tool further includes a supply channel for supplying the abrasive, stream to the operative head from a supply stream source …
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 March 9, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 9, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 9, 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.