Peptide derivatives having an antihypertensive effect and process for their manufacture
CA 1053662 A · Owner: Hoechst Aktiengesellschaft · Inventors: Wissmann, Hans; Lindner, Ernst; Scholkens, Bernward
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Novel peptide derivatives of the formula Y-Arg-Val-Tyr-Val-His-Pro-Phegly-OH, wherein Y represents the sarcosyl succinamoyl or succinoyl, radical and a process for the preparation thereof are described. These compounds are useful in the diagnosis and treatment of hypertension.
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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
- Granted May 1, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 1, 1996.
- 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
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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.