Electromagnetic detection system for parking operation
CA 2129673 A1 · Owner: Del Signore, Mauro · Inventors: Del Signore, Mauro
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An electromagnetic detection system mainly for signalizing not visible obstacles during vehicle parking operation. The system comprises a transmitting-receiving mean (F) of radiofrequency field consisting of two wires or strips of electrically conductive material (antenna) coupled together; a mean (T) capable of creating all around said transmitting-receiving mean an electromagnetic, radiofrequency field; a mean (R) capable of detecting the variations of said electromagnetic field produced by an object approaching the said transmitting-receiving mean; a mean (S) capable of signalizing such variations with an acoustic or view signal. Advantages: detection of the obstacles approaching the …
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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 February 8, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 8, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 8, 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.