Hockey stick blade assembly
CA 2295188 A1 · Owner: Heyduk, Henry · Inventors: Heyduk, Henry
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A hockey stick blade assembly for removable and replaceable installation onto a reusable hockey stick shaft comprises a blade member having a bottom blade portion and an upwardly extending hozel portion insertable into the hollow end of the hockey stick shaft. First and second co-operating wedging surfaces are operatively disposed on the hozel portion of the blade member and on an outer wall of the hockey stick shaft respectively, and are, shaped for wedging contact with each other. When the hozel portion of the blade member engages the hockey stick shaft the first, wedging surface imparts a substantially transverse first wedging force to the second wedging surface and the second wedging …
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 January 10, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 10, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 10, 2022.
- 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.