System for acquiring in situ information relative to a power cable and to its accessories
CA 2259299 A1 · Owner: Pirelli Cables Y Sistemas, S.A. · Inventors: Mila Vidal, Manel
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The system is characterized in that it comprises storage means (3) for storing the data corresponding to the historical record of the cable (1) said means , being arranged adjacent to the cable remote reading means (2) for reading the data, and means for the reading, input and/or modification of said data the , characteristics of the data storage means (3) are such that said means are not affected by electromagnetic fields generated by the cables (1) through which the current circulates. There is obtained a system for the remote acquisition of information without affecting the information by any external perturbating agent such as noise or transients in the current circulating through …
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 June 27, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 27, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 27, 2019.
- 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.