Parallel sequential reactor
CA 2109828 A1 · Owner: President And Fellows Of Harvard College (The) · Inventors: Church, George M.; Kieffer-Higgins, Stephen G.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A reactor (10) for sequentially modifying a molecule attached to a solid phase support, including: a plurality of substrate carriers (90), each substrate carrier (90) capable of carrying a solid support to which a molecule to be modified can be attached; a plurality of reagent chambers (40, 42, 44 and 46), each capable of , comprising a reagent for effecting a modification of the molecule; and means for individually bringing each of a plurality of chosen substrate carriers into a reagent-contact mode and a reagent-non-contact mode (20, 30) with each of a plurality of reagent chambers (40, 42, 44, and 46). Each of a plurality of substrate carriers (90) is capable of sequential contact with …
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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 May 22, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 22, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 22, 2014.
- 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.