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Canadian application, no grantCanada

Multimeric protein engineering

CA 2499891 A1 · Owner: Kentucky Bioprocessing, Llc · Inventors: Reinl, Stephen J.; Edwards, Patricia

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The invention described herein encompasses (1) artificial preproteins and the polynucleotides encoding them, (2) methods for producing these biomolecules and (3) methods for their use. The artificial preproproteins of this invention comprise a protein assembly capable of producing a multimeric protein from a single protein. Figure 4 illustrates generally the process by which a polynucleotide encoding the artificial preproprotein is introduced into a cell and a biomolecule of interest is produced.

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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 October 3, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 3, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 3, 2025.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 3, 2003
GrantedNo grant recorded
Term endedOctober 3, 2023
Patent numberCA 2499891 A1
Classification (IPC)C12N15/13 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedOct 3, 2003Term endedOct 3, 2023

Sources & verification

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