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Expired Canadian patentCanada

Millimeter-wave active imaging system

CA 2547779 C · Owner: Trosper, Scott T. · Inventors: Trosper, Scott T.; Trawick, Thomas W.; Blasing, Raymond R.

CIPO record

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Abstract From the Canadian patent

Active millimeter-wave imaging systems (20) can include an antenna apparatus (22) configured to transmit toward and receive from a subject in a subject position (28), electromagnetic radiation (26 30). A controller (24) can , include a transceiver (38) configured to operate the antenna apparatus (22) and produce an output (48) representative of the received radiation (30) and , a processor (40) adapted to convert the transceiver output (48) into image data (50) representative of an image of the subject. The antenna apparatus (22) may move in a partial or continuous loop around the subject toward or , away from the subject, or in an opposite direction to an associated antenna apparatus …

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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 December 1, 2004 and granted July 2, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 1, 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.
FiledDecember 1, 2004
GrantedJuly 2, 2013
Term endedDecember 1, 2024
Patent numberCA 2547779 C
Classification (IPC)G01S13/89

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedDec 1, 2004Patent grantedJuly 2, 2013Term endedDec 1, 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.