Detector constructed from fabric
CA 2337154 A1 · Owner: Sandbach, David Lee · Inventors: Sandbach, David Lee
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A position sensor (101) is arranged to detect the position of a mechanical interaction, such as the application of manual pressure. A first fabric layer (201) has electrically conductive fibres machined therein to provide a first conductive outer layer allowing conduction in all directions along the layer. A second fabric layer (202) has electrically conductive fibres machined therein to provide a second conductive outer layer allowing conduction in all directions along the layer. A central layer (203) is disposed between the first outer layer (201) and the second outer layer (202). The central layer (203) includes conductive elements. A first insulating separating element (204) is …
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 May 4, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 4, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 4, 2022.
- 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.