Hockey stick
CA 1069147 A · Owner: Monaghan, Peter J. · Inventors: Monaghan, Peter J.; Sweet, Robert D. (Jr.)
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A hockey stick is manufactured from a molded blade a pultruded glassfiber shaft and a molded end cap. The interchangeable blade is made from a polycarbonate or wood. The shaft is hollow and made from glassfiber strips and rovings which are pulled through a heated die after being impregnated with a suitable resin to produce a shaft of rectangular section and of even wall thickness. The blade has a special tongue connection means on the supported end which snuggley fits into the end of the shaft and is adherred thereto by an adhesive such as an epoxy resin. The cap is cup-shaped and is preferably molded from a hard plastic and is adherred to the opposite end of the shaft from that supporting …
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 January 1, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 1, 1997.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
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.