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Expired Canadian patentCanada

Method and apparatus for detecting rub in a turbomachine

CA 2487911 C · Owner: Giannakopoulos, Nicholas · Inventors: Kumar, Jitendra; Giannakopoulos, Nicholas; Dimond, Mark M.

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Abstract From the Canadian patent

An embodiment of the disclosed method and apparatus relates to a system for detecting a rub in a turbomachine. The system comprises: a turbomachine; sensors monitoring turbomachine conditions; and an on site monitor in communication with the sensors and loaded with instructions to implement a method for detecting a rub in the turbomachine. An embodiment of the disclosed method relates to a method for detecting a rub in a turbomachine the method comprising: monitoring turbomachine conditions; and determining whether a rub is occurring. Another embodiment of the disclosed apparatus relates to a storage medium encoded with a machine-readable computer program code for detecting a rub in a …

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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 18, 2004 and granted February 25, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 18, 2024.
  • 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 18, 2004
GrantedFebruary 25, 2014
Term endedNovember 18, 2024
Patent numberCA 2487911 C
Classification (IPC)G01M15/00 +2 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedNov 18, 2004Patent grantedFeb 25, 2014Term endedNov 18, 2024

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