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Expired Canadian patentCanada

Systems and methods for quantification and classification of fluids in human cavities in ultrasound images

CA 2617622 C · Owner: Bom, Nicolaas · Inventors: Baartmans, Henri; Merks, Egon J. W.; Bom, Nicolaas

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Abstract From the Canadian patent

Ultrasound imaging systems and methods are disclosed. In one embodiment an , ultrasongraphy method includes creating a database that is representative of a tissue, a fluid, or a cavity of a body and transmitting ultrasound pulses , into a region~of-interest in a patient. Echoes are received from the region of interest, and based upon the received echoes compiling an ultrasonic pattern , of the region-of-interest is compiled. The pattern is processed by comparing the region-of-interest patterns to the pattern information stored in the database. A composition within the region-of-interest of the patient is then determined.

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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 August 29, 2005 and granted May 31, 2016. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 29, 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.
FiledAugust 29, 2005
GrantedMay 31, 2016
Term endedAugust 29, 2025
Patent numberCA 2617622 C
Classification (IPC)A61B8/00

Timeline

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2006200820102012201420162018202020222024Application filedAug 29, 2005Patent grantedMay 31, 2016Term endedAug 29, 2025

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