Composite hockey replacement blade and method
CA 2289988 A1 · Owner: Sutherland, Terrance W. · Inventors: Sutherland, Terrance W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention consists of a composite material hockey stick blade or stick itself suitable for, use in both ice and off-ice hockey and of a method for producing this type of blade. The blade, combines the light weight high breaking strength and high degree of stiffness needed for an ice, hockey stick with the high wear resistance required for an off ice blade. The blade is made up of a, wear resistant light weight wood core completely enclosed with continuous layers of fiber reinforced, sheet or bulk moulding compound (SMC or BMC) to provide strength and stiffness to the blade.
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 November 16, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 16, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 16, 2021.
- 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.