Sanding tool
CA 2605989 C · Owner: Johnson, Erik J. · Inventors: Cybulski, Eric R.; Simmers, Ryan Patrick; Johnson, Erik J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A hand-held, manually-operated, sanding tool for use with a replaceable sheetlike abrasive material, such as sandpaper includes a base member and clamping , mechanisms pivotally connected with opposed ends of the base member. The clamping mechanisms include tensioning members arranged to slidably engage angled contact surfaces provided on the ends of the base member opposite the clamping mechanisms to tighten the sheet-like abrasive material as it is installed on the tool.
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 26, 2006 and granted November 25, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 26, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.