Measuring and locating system using bases three and nine and corresponding uses
CA 2443357 A1 · Owner: Segur, Patrick · Inventors: Segur, Patrick
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In order to locate a spatial zone on a surface said system uses a division of the surface into zones wherein: the surface is divided into three parts in two directions that is into nine zones called first rank zones whereto a respective number from 1 to 9 is assigned; each zone of rank n is divided likewise into nine zones of rank n+1 whereto a respective number from 1 to 9 is assigned a zone of rank n being located by a locating sequence comprising n figures containing the number of the zone to be located and the numbers of all the zones of lower rank containing the zone to be located; said system comprising means to determine the locating sequence of a zone of rank n wherein is a zone Z …
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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 April 5, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 5, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 5, 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.