Dinosaur combat chess game
CA 2369368 A1 · Owner: Xiang, Yong Feng · Inventors: Xiang, Yong Feng
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invented game is a 2-player chess game where the board, pieces and the , method using them are designed to allow two persons to play. The game is constructed with a chessboard that is comprised of two opposite halves, six, rows and five columns and thirty playing sections each where the pieces occupy; and two, sets of playing pieces which represent nine kinds of dinosaurs and Nesting Colony and, Volcano and Poisonous Thorny Bramble. Each set is comprised of twenty-five pieces, wherein both sets contain the same types of playing pieces and the same number of, playing pieces of each type. This makes the game attractive for the children and allows them to learn more about, dinosaurs. …
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 February 1, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 1, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 1, 2024.
- 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.