Suspension cord pull switch
CA 2363524 A1 · Owner: Wei, Jung-Tsung · Inventors: Wei, Jung-Tsung
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An innovated suspension cord pull switch having a capacitive induction, device, serving as a touch control with capacitive induction effect; wherein a capacitive sensor or device is connected to a suspension pull cord so the, suspension pull cord becomes a touch-type or non-touch control device having a sensor effect. Instead of conventional pulling operation grasping operation, restricted direction of operation and the extent of force in operation, the switch, can be operated more easily, conveniently and quickly.
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 November 19, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 19, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 19, 2023.
- 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.