Remote control signal receiver
CA 2095185 A1 · Owner: Kabushiki Kaisha Toshiba · Inventors: Tajima, Teruo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A remote control signal receiver having a receiving member for receiving a desired remote control signal and a noise signal, a converting member for converting the received signals of the remote control signal and the noise signal into a pulse train signal, a determination member for determining whether the pulse train signal associates with the desired remote control signal to generate a control signal for controlling a unit to be controlled and a normal indication signal provided that the pulse train signal associates with the desired remote control signal or an, abnormal indication signal provided that the pulse train signal associates with the noise signal the normal, member responsive …
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 29, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 29, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 29, 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.