Grf analogs xi
CA 2086676 A1 · Owner: Rivier, Jean E.F. · Inventors: Vale, Wylie W. Jr.; Rivier, Jean E.F.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention provides synthetic peptides which are extremely potent in stimulating the release of pituitary GH in animals including humans and also resist enzymatic degradation in the body. Certain preferred peptides have the formula (SEQ ID NO:16): (B)Xaa1-Ala-Asp-Ala-Ile-Phe-Thr-Xaa8-Ser-Tyr-Arg-Lys-Val-Leu-Xaa15-Xaa16-Leu-_ Ser-Ala-Arg-Lys-Leu-Leu-Xaa24-Xaa25-Ile-Nle-Xaa2 8-Arg-Y wherein Xaa1 is Tyr, D-Tyr, Phe D-Phe, His or D-His; , B is H or N.alpha.Me; Xaa8 is Ala Aib or Asn; Xaa15 is Gly, or Ala; Xaa16 is Ala Aib or Gln; Xaa24 is Ala, Aib or Gln;, Xaa25 is Ala Aib or Asp; Xaa28 is Ser or Asn; Y is NHR with R being H or lower alkyl; provided that at least one of Xaa8 Xaa16, Xaa24, …
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
- Filed May 12, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 12, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 12, 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.