Patent · US Expired

Tilidine dihydrogen orthophosphate, method of preparing it and pharmaceutical preparation containing it

US5693669A · kind A · utility

0Cited by

4References

6Claims

0Family size

Assignee

Godecke Aktiengesellschaft · DE

Inventors

Wolfgang Herrmann · Gothenburg, SE
Armin Knapp
Hans Klausmann · Krefeld, DE

Key dates

Filing date	Apr 25, 1995
Grant date	Dec 2, 1997
Priority date	—
Expiry date	Apr 25, 2015

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C2601/16
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The instant invention is a tilidine salt, tilidine dihydrogen orthophosphate, which owing to its surprising stability, is particularly suitable for use in the preparation of solid, in particular delayed-action, drugs in tablet, pill or capsule form.

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