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Expired Canadian patentCanada

Methods for classification of somatic embryos

CA 2333184 C · Owner: Carlson, William C. · Inventors: Ghermay, Timnit; Grob, James A.; Carlson, William C.

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Abstract From the Canadian patent

The present invention is directed towards methods for the classification of plant embryos by the application of one or more classification algorithms to analyze digitized images and absorption transmittance, or reflectance , spectra. The methods are generally applicable and emphasize the importance of acquiring and using as much image and absorption transmittance, or , reflectance spectral information as possible based on objective criteria. The , present invention allows automated selection of embryos most suitable for further culture and rejection of those seen as less suitable.

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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 1, 1999 and granted November 26, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 1, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 1, 2021.
  • 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 1, 1999
GrantedNovember 26, 2013
Term endedJune 1, 2019
Patent numberCA 2333184 C
Classification (IPC)C12N5/00 +2 more

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedJune 1, 1999Patent grantedNov 26, 2013Term endedJune 1, 2019

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