Patent · US Expired

Substituted 1,5-dihydropyrrol-2-one derivatives active as NMDA receptor antagonists for treatment of states of pain

US6642267B2 · kind B2 · utility

7Cited by

0References

45Claims

0Family size

Assignee

Gruenenthal GmbH · DE

Inventors

Michael Przewosny · Aachen, DE
Hans-Dietrich Stachel · Schwanau, DE
Hermann Poschen-Rieder · Gräfelfing, DE

Key dates

Filing date	Feb 6, 2002
Grant date	Nov 4, 2003
Priority date	—
Expiry date	Feb 6, 2022

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P43/00
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A substituted 1,5-dihydropyrrol-2-one compound of formula I: and methods for preparing the compounds. Also disclosed are pharmarceutical compositions comprising the compounds and methods of using the compounds for the treatment or prophylaxis of pain, inflammatory and allergic reactions, depressions, drug abuse and various other diseases or conditions.

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