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Canadian application, no grantCanada

Enhanced transport with a plastid membrane transport protein

CA 2272053 A1 · Owner: Queen'S University At Kingston · Inventors: Ko, Kenton; Pang, Peng

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 novel method to enhance translocation of molecules across or into cellular membranes using a plastid protein transport gene is described. The method can also be used to incorporate substances into membranes of organisms. Nucleic acid constructs include those which express a plastid protein transport protein or its equivalent in cells of all organisms.

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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 November 4, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 4, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 4, 2019.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 4, 1997
GrantedNo grant recorded
Term endedNovember 4, 2017
Patent numberCA 2272053 A1
Classification (IPC)C12N15/67 +2 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedNov 4, 1997Term endedNov 4, 2017

Sources & verification

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