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Expired Canadian patentCanada

Molded/integrated touch switch/control panel assembly and method for making same

CA 2467728 C · Owner: Touchsensor Technologies, Llc · Inventors: Schaefer, William D.; Caldwell, David W.; Bird, Kevin C.

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Touch switches are integrated with thermoformable injection molded, and other , substrates to yield integrated touch switch/control panel assemblies. The ensuant assemblies can include, ridges, depressions, anchors overlaps, rivets and bezels or other housings. They can have any, combination of flat and curved surfaces. Further such assemblies can be , incorporated into components of other assemblies, such as automobiles.

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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, 2002 and granted January 29, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 19, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 19, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 19, 2002
GrantedJanuary 29, 2013
Term endedNovember 19, 2022
Patent numberCA 2467728 C
Classification (IPC)H03K17/96 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedNov 19, 2002Patent grantedJan 29, 2013Term endedNov 19, 2022

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.