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Expired Canadian patentCanada

System and method for storing and displaying ultrasound images

CA 2178774 C · Owner: Camtronics Medical Systems Ltd. · Inventors: Mcdonald, Omid

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

A system for recording and displaying ultrasound images is disclosed. The system includes a database server, an ultrasound image capture station and an ultrasound image review station. The ultrasound images are captured from an analog video signal stream output by an ultrasound machine and converted into compressed digital data preferably in MPEG format. The compressed digital data is archived to a compact disc recordable medium for permanent storage. The ultrasound images may be annotated by a sonographer as they are captured. The sonographer selects an annotation icon from a predefined list of icons to highlight points of interest in an ultrasound scan. The system also includes 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 June 11, 1996 and granted November 11, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 11, 2016.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 11, 2018.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 11, 1996
GrantedNovember 11, 2003
Term endedJune 11, 2016
Patent numberCA 2178774 C
Classification (IPC)A61B8/13 +1 more

Timeline

Timeline From CIPO dates

1997199920012003200520072009201120132015Application filedJune 11, 1996Patent grantedNov 11, 2003Term endedJune 11, 2016

Sources & verification

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