Improved bingo game card
CA 2425178 A1 · Owner: Lovell, John · Inventors: Lovell, John
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A multiple-field game card is provided for playing a game of chance. The game card, comprises a matrix of five rows and five columns defining twenty-five grid squares adapted, for playing the game of bingo. Each of a first plurality of the grid squares includes a single, game symbol representing a number in a range of 1 to 75. Each of a second plurality of the, grid squares includes two game symbols representing two numbers in a range of 1 to 75. Each of a third plurality of the grid squares includes three game symbols representing three, numbers in a range of 1 to 75.
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 April 11, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 11, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 11, 2025.
- 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.