Matrix for solid-phase organic synthesis
CA 2501165 A1 · Owner: Carlsberg A/S · Inventors: Miranda, Leslie P.; Meldal, Morten
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to a polymer matrix comprising a backbone of linked macromonomers, wherein said macromonomers are selected from the group consisting of triethylene glycols, tetraethylene glycols and pentaethylene , glycols, including any derivative and/or combination thereof. The polymer matrix of the present invention has a high-loading capacity while still being able to swell in small volumes of organic and aqueous solvents; it forms beads effectively so as to provide a resin of homogeneous size and shape; and it is more stable both chemically and physically than state of the art resins. One preferred type of SPOCC resin according to the present invention comprises …
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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 11, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 11, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 11, 2024.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.