Patent · US Expired

(Amidomethyl)nitrogen heterocyclic analgesics

US5254569A · kind A · utility

11Cited by
4References
42Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 14, 1991
Grant dateOct 19, 1993
Priority date
Expiry dateJan 14, 2011

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K9/4825
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

This invention relates to (amidomethyl)nitrogen heterocyclic and pyrrolidine compounds, pharmaceutical compositions containing them, methods of using such compounds and processes for making such compounds.

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