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Expired Canadian patentCanada

Method for the transmission of measured data from a measuring computer to a control computer in a measuring system

CA 2479079 C · Owner: Deutsche Telekom Ag · Inventors: Widera, Ralf; Doerken, Heinrich; Heidemann, Cornelius

CIPO record

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Abstract From the Canadian patent

The invention relates to a method for the transmission of measured data from a measuring computer (28, 36, 46) to a control computer (50) in a measuring system, whereby the measuring computer (28 36, 46) and the control computer , (50) are connected to each other by means of a telecommunication network (10) such as internet, intranet or similar. The invention is characterised in that in order to reduce the amount of measured data the above is collated into , characteristic parameters over a time period and said characteristic parameters are transmitted from the measuring computer (28 36, 46) to the , control computer (50) instead of the data collated to give said characteristic …

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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 February 5, 2003 and granted July 2, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 5, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 5, 2025.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 5, 2003
GrantedJuly 2, 2013
Term endedFebruary 5, 2023
Patent numberCA 2479079 C
Classification (IPC)H04L43/02 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedFeb 5, 2003Patent grantedJuly 2, 2013Term endedFeb 5, 2023

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