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Expired Canadian patentCanada

Medical wireless capsule-type endoscope system

CA 2558091 C · Owner: Wang, Jinshan · Inventors: Wang, Jinshan; Li, Xiangdong

CIPO record

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Abstract From the Canadian patent

A medical wireless capsule-type endoscope system comprises a swallowable wireless, endoscope capsule (100A) and a portable image recording device (100B).The wireless endoscope, capsule (100A) includes an image sensor (5) the first microprocessor (6) for , transforming the image information into a compressed JPEG format the first RF transceiver , module (9) and an antenna (10). The portable image recording device (100B) includes an antenna array (100F), the, second RF transceiver module (13) and the second microprocessor (14). The system also include, a wireless terminal (100G) which is connected to a medical imaging workstation (100E) to, exchange information between the system and the …

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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 February 24, 2005 and granted April 24, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 24, 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.
FiledFebruary 24, 2005
GrantedApril 24, 2012
Term endedFebruary 24, 2025
Patent numberCA 2558091 C
Classification (IPC)A61B1/04 +1 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedFeb 24, 2005Patent grantedApril 24, 2012Term endedFeb 24, 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.