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A production method for making position-sensitive radiation detector arrays

CA 2474761 A1 · Owner: Wong, Wai-Hoi · Inventors: Baghaei, Hossain; Li, Hongdi; Wong, Wai-Hoi

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Abstract From the Canadian patent

Systems and methods are described for a production method for making positionsensitive radiation detector arrays. A method includes applying a plurality of masks (510) to a plurality of scintillation crystals slabs; coupling the plurality of scintillation crystal slabs to form a sandwich structure (501 502, 503); cutting a plurality of slices (525) from the sandwich structure; and coupling at least two of the plurality of slices to form a detector array (540).

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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 January 31, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 31, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 31, 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.
FiledJanuary 31, 2003
GrantedNo grant recorded
Term endedJanuary 31, 2023
Patent numberCA 2474761 A1
Classification (IPC)G01T1/20 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedJan 31, 2003Term endedJan 31, 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.