Recognition training system
CA 2136990 C · Owner: Chang, Ernest J. · Inventors: Chang, Ernest J.; Gutwin, Carl
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
23, The Recognition Training System (RTS) incorporates a new and innovative process which facilitates the training of a person to rapidly and accurately distinguish between members of a set of entitles through, the trainee interacting with RTS. The methodology of RTS involves the presentation of one or more attributes associated with an entity, while the trainee attempts to identify by name the entity, or the trainee may request that specific entities and associated attributes be shown for reference purposes. RTS supports an interactive training process which is almost completely self directed and affords a trainee an opportunity to make distinctions between similar entities by employing a …
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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 June 1, 1993 and granted July 14, 1998. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 1, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 1, 2015.
- 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.