Lottery number picker
CA 2129702 C · Owner: Adell, Robert · Inventors: Adell, Robert
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A number picker for randomly picking lottery numbers comprising: a base having a pair of cavities an open ended trip in, each cavity for capturing thin cylindrical disks; a plurality of thin cylindrical disks inside of each cavity for capturing some of the disks; and a pair of transparent covers for viewing the disks inside the cavities. Each trap has an outer wall and an inner wall spaced apart from the outer wall and an end portion of its inner wall is hook-shaped and extends outwardly toward its outer wall to resist disks from leaving the trap. The outer walls of the traps are joined to the cavities' outer walls by ramps. When the lottery number picker is rotated, disks pile up at the …
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 August 8, 1994 and granted June 2, 1998. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 8, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 8, 2016.
- 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.