Flexible electrically conductive contact for a switch which is actuated upon force being applied thereto
CA 2049111 A1 · Owner: Miller, Norman K. · Inventors: Miller, Norman K.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A flexible electrically conductive con-, tact for a switch which is actuated upon force being applied thereto includes a first plurality of generally flexible fibers. One portion of the first plurality of fibers is constructed of an electrically nonconductive material. Another portion of the first plurality of fibers is constructed of an electrically conductive material. The flexible, electrically conductive contact further includes a second plurality of generally flexible fibers. One portion of the second plurality of fibers is constructed of an electrically nonconductive material. Another portion of the second plurality of fibers is constructed of an electrically conductive material. 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 August 13, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 13, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 13, 2013.
- 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.