Bar code arrangement for identifying positions along an axis
CA 2365684 C · Owner: Sauve, Eric · Inventors: Sauve, Eric
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A bar code arrangement allows determining positions along an axis. The bar code arrangement includes a plurality of bar code symbols each having start and stop end characters and encoded data therebetween. The symbols are positioned in a column along the axis and are so oriented that each bar of the symbols is parallel to the axis and that two consecutive bar code symbols have different orientations one being rotated 180° relative to the other. Scanning the bar code symbol corresponding to a particular position among the plurality of bar code symbols in the column allows identification of the particular position along the axis. A symbol scan is considered successful when two different …
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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 December 19, 2001 and granted October 9, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 19, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 19, 2023.
- 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.