Methods and means for producing proteins with predetermined post-translational modifications
CA 2465007 C · Owner: Bout, Abraham · Inventors: Bout, Abraham; Opstelten, Dirk Jan Elbertus; Kapteyn, Johan Christiaan
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention provides methods for identifying selecting and , obtaining mammalian cells that are capable of producing proteinaceous molecules comprising predetermined post-translational modifications wherein , said post-translational modifications are brought about by the mammalian cell in which the proteinaceous molecule is expressed. Preferably said , predetermined post-translational modifications comprise glycosylation. The invention further provides methods for obtaining and producing proteinaceous molecules, using mammalian cells obtainable by a method of the present invention. Preferably said proteinaceous molecules comprise erythropoietin (EPO), since the effect of …
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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 29, 2002 and granted January 17, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 29, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 29, 2024.
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.