Security facility and uses thereof
CA 2367411 A1 · Owner: De Hesse, Wilhelm Bernardus · Inventors: Krul, Johannes; De Hesse, Wilhelm Bernardus
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In a security facility (3) according to the invention for use as security in paper substrates, such as security and value documents security, value and , banknote paper and the like said security facility (3) comprising a nonconducting plastic support (5), on which at least two conducting areas spaced apart (6) are provided, the at least two conducting areas spaced apart (6) are electrically interconnected by means of at least one diode connection (7) with a predefined conducting direction.
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 April 14, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 14, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 14, 2022.
- 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.