Patent · US Active

Quaternary opioid carboxamides

US8263807B2 · kind B2 · utility

6Cited by
4References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 8, 2008
Grant dateSep 11, 2012
Priority date
Expiry dateApr 9, 2031

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D491/22
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Compounds of formulas:are disclosed. The compounds are useful for ameliorating the side effects of therapeutic opiates.

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