Bingo game management method
CA 2175605 C · Owner: Wascana Gaming Inc. · Inventors: Khaladkar, Vikas
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A bingo system for managing bingo games includes a central computer and a printer which is usually located on site at the game location. The computer stores a series of bingo cards in memory and is arranged to printout the bingo cards on pages or in books for playing by the players. The computer can be programmed in dependence upon the requirements of the bingo hall management to customize the pages and books to particular games and game formats. Each bingo page or bingo book printed carries a bar code which is associated in the memory of the computer with all of the bingo cards in the page or book sold. The location is supplied with a plurality of portable bar code readers which are used …
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 May 2, 1996 and granted April 14, 1998. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 2, 2016.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 2, 2018.
- 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.