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Expired Canadian patentCanada

Method of processing mass spectrometry data

CA 2583734 C · Owner: Senko, Michael W. · Inventors: Senko, Michael W.; Lange, Oliver

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Abstract From the Canadian patent

A method of processing Fourier Transform Mass Spectrometry (FTMS) data comprises carrying out a Fourier Transform of a part of a time domain transient and identifying from that transformed data signal peaks representative of the presence of ions. Once the peaks have been identified the full transient is then transformed and the peaks identified in the , partial transient transform are used to locate true peaks in the transformed full transient. The number of 'false' peaks resulting from random noise has been found to correlate to the resolution so that using a partial transient , to identify true peaks reduces the risk of false peaks being included; nevertheless this information can …

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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 23, 2005 and granted September 23, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 23, 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.
FiledNovember 23, 2005
GrantedSeptember 23, 2014
Term endedNovember 23, 2025
Patent numberCA 2583734 C
Classification (IPC)H01J49/38

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedNov 23, 2005Patent grantedSep 23, 2014Term endedNov 23, 2025

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