System for detecting optically invisible objects provided with encoding
CA 2436700 A1 · Owner: Belloir, Fabien · Inventors: Belloir, Fabien
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention concerns a system for detecting and identifying optically invisible objects provided with encoding, wherein each object (2) is provided with encoding elements in the form of a series of thin electrically conductive elements (3 4, 5), capable of being detected by electromagnetic process forming each a surface of predetermined dimensions and arranged in or on an electrically insulating protective support said elements being spaced apart from one another by intervals likewise of predetermined value. It comprises an electromagnetic detector (8) including at least an emitting coil and a reception coil designed to deliver to the detector at least two signals of the code borne by an …
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 December 26, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 26, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 26, 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.