Extractor tool
CA 2242190 A1 · Owner: Breton, Denis · Inventors: Breton, Denis
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A puller for extracting a member such as a bearing or bushing from a blind hole comprising an expandable split sleeve a chuck for holding the expandable , split sleeve, and a rod, the expandable split sleeve having a tubularly shaped body with an, interior cavity, resilient biasing member holding the split sleeve in a closed position, and a flange proximate one end and which flange extends radially outwardly from the, body, the flange terminating in a cutting edge. The rod member is insertable into the, cavity and the rod and the cavity are sized that upon insertion the rod will , contact an, interior wall and cause the split sleeve to expand radially outwardly. In situations, wherein …
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 July 21, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 21, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 21, 2020.
- 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.