Protected coupled hentriakontapeptide intermediates
CA 1108122 A · Owner: Hoffmann-La Roche(F.) & Co. Aktiengesellschaft · Inventors: Li, Choh H.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A protected coupled hentriakontapeptide is disclosed of the sequence: wherein oBr-Z is o-bromobenzyloxycarbonyl; Bzl is benzyl; Boc is t-butyloxycarbonyl and ? is a styrene-divinylbenzene copolymer resin. A process is disclosed for the preparation thereof which comprises synthesizing such a compound using conventional solid phase peptide synthesis.
Read the whole patent
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
- Granted September 1, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 1, 1998.
- 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.