Patent · US Expired

Piperazine derivatives and their use as anti-inflammatory agents

US6541476B1 · kind B1 · utility

1Cited by
12References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 14, 2000
Grant dateApr 1, 2003
Priority date
Expiry dateNov 14, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D413/12
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

This invention is directed to acyl piperazine derivatives, for example, of the following formula (Ia): wherein R1a, R2, R3, R4, R5, and R6 are described herein. These derivatives are useful anti-inflammatory agents. This invention is also directed to pharmaceutical compositions containing the derivatives, and methods of using the derivatives to treat inflammatory disorders in humans.

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