Patent · US Expired

Tramadol-based medicament

US7611730B2 · kind B2 · utility

43Cited by

3References

53Claims

0Family size

Assignee

GRUNENTHAL GMBH · DE

Inventors

Johannes BARTHOLOMÄUS · Aachen, DE
Elmar Friderichs · Stolberg, DE

Key dates

Filing date	Aug 15, 2003
Grant date	Nov 3, 2009
Priority date	—
Expiry date	Feb 6, 2026

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P29/00
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The invention relates to a medicament containing the racemate of tramadol in a retarded form and the (+)-enantiomer of tramadol in a non-retarded form.

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