Patent · US Expired

Piperazine derivatives and their use as anti-inflammatory agents

US6977258B2 · kind B2 · utility

0Cited by
18References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 17, 2003
Grant dateDec 20, 2005
Priority date
Expiry dateFeb 10, 2023

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

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