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Expired Canadian patentCanada

Insulated mobile computer

CA 2325152 C · Owner: Newman, Edward G. · Inventors: Jenkins, Michael D.; Newman, Edward G.

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

This invention involves a user supported hands free activated computer that controls, to the extent possible the heat generated by computer components. Heat is an extremely, important item since the computer is in contact with the user's body. The battery used to, power the computer is also used as a heat insulating layer.

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 6, 2000 and granted May 20, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 6, 2020.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 6, 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.
FiledNovember 6, 2000
GrantedMay 20, 2003
Term endedNovember 6, 2020
Patent numberCA 2325152 C
Classification (IPC)G06F1/16 +2 more

Timeline

Timeline From CIPO dates

2001200320052007200920112013201520172019Application filedNov 6, 2000Patent grantedMay 20, 2003Term endedNov 6, 2020

Sources & verification

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