End brush
CA 1195062 A · Owner: Advance Brushes, Inc. · Inventors: Pusterhofer, Ronald J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An end brush construction in which a cup-shaped bristle holder is permanently attached to an arbor by deforming the arbor in place on the holder. As disclosed the, arbor is caused to freely upset radially into a surrounding zone of the cup holder. Where the cup holder is formed from sheet material, it can be provided with an axially extending flange to increase the support area which is engaged by the expanded arbor.
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
- Granted October 15, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 15, 2002.
- 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.