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Expired Canadian patentCanada

Device for the analysis of elements

CA 2563462 C · Owner: Klein, Albert · Inventors: Klein, Albert

CIPO record

Overview

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

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Abstract From the Canadian patent

Disclosed is a device for analyzing elements by means of which precise , measurements can be taken also in unfavorable environmental conditions. In order to do so, said device comprises a conveying means which is provided with a measurement zone (14) and is used for conveying the substance (S) that is to be measured, a source of excitement encompassing a discharge window located in a first housing (22), and an X-ray fluorescence detector (30) which is oriented towards the measurement zone (34) and is equipped with a delivery window (34) located in a second housing (32). In order to minimize air absorption and prevent dust and dirt from depositing a tube (40, 50) extends , from the …

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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 April 15, 2005 and granted April 1, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 15, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 15, 2005
GrantedApril 1, 2014
Term endedApril 15, 2025
Patent numberCA 2563462 C
Classification (IPC)G01N23/22

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedApril 15, 2005Patent grantedApril 1, 2014Term endedApril 15, 2025

Sources & verification

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