Patent · US Expired

Production of covered tablets

US5897910A · kind A · utility

44Cited by

7References

20Claims

0Family size

Assignee

BASF SE

Inventors

Joerg Rosenberg · Ellerstadt, DE
Werner Maier · Schifferstadt, DE
Sven Grabowski · Ludwigshafen, DE
Jorg Breitenbach · Mannheim, DE

Key dates

Filing date	Jun 20, 1997
Grant date	Apr 27, 1999
Priority date	—
Expiry date	Jun 20, 2017

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61J2200/20
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The present invention is a process for the production of covered tablets by melt calendering in which the melt containing active ingredient is introduced between two sheets of the covering material into the molding rolls.

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