Connecting arrangement
CA 2186100 C · Owner: Hedberg, Mats Olof Joakim · Inventors: Hedberg, Mats Olof Joakim
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a connecting arrangement comprising a number of NMOS transistors that can be activated or deactivated by means of a control voltage serving as a, control signal, connected to the gate terminals of transistors, the circuit presenting resistive properties. The circuit is equipped with a signal receiver and it is regulated by an analog control voltage. The control voltage is connected to one or several of a number of available control connections. Each control connection is connected to the gate terminals of a group of transistors where the drain and source terminals are connected to said conductors. The control voltage is selected so that the operating point of the …
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 March 20, 1995 and granted January 2, 2001. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 20, 2015.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 20, 2017.
- 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.