Illuminated translucent hockey puck and method of playing hockey in the dark
CA 1308757 C · Owner: Newcomb, Nelson F. · Inventors: Newcomb, Nelson F.; Newcomb, Nelson F. Jr.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention is directed to a method for playing hockey after dark and to a hockey puck for use after dark. The puck is made of translucent plastic and contains therein a longitudinally disposed readily, replaceable, chemiluminescent light stick which when, activated renders the puck plainly visible when used in the dark.
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 13, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 13, 2009.
- 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.