Patent · US Expired

Piperazinone and piperazine polypeptides

US4251438A · kind A · utility

22Cited by
1References
48Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 14, 1979
Grant dateFeb 17, 1981
Priority date
Expiry dateJun 14, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07K14/70
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Piperazinone polypeptides which are useful as analgesics and psychotherapeutic agents as well as processes to produce them are described.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.