Buffing pad and attachment system therefor
CA 2061946 A1 · Owner: Voss, Roy N. · Inventors: Kusz, John P.; Voss, Roy N.; Iliadis, Nick
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A buffing pad attachment system including a buffing pad and a drive element for use with a power buffer. The drive element has a threaded insert permitting attachment to a power buffer drive spindle and further includes a resilient body with a radical flange for supporting an associated buffing pad. The drive element also has a center body portion with a flexible wall collar with at least one screw threaded surface. The buffing pad includes a radial flange with one surface covered with buffing material, the other surface engaging the drive element support surface and a center portion having a screw threaded cylindrical collar for engagement with the collar on the drive element. Both the pad …
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 February 27, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 27, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 27, 2014.
- 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.