Patent · US Expired

Press coated DHP tablets

US4892741A · kind A · utility

94Cited by

5References

12Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Andreas Ohm · Neuss, DE
Helmut Luchtenberg · Niederkassel, DE
Shinji Maegata · Koka, JP
Wolfgang Opitz · Overath, DE

Key dates

Filing date	Jun 8, 1988
Grant date	Jan 9, 1990
Priority date	—
Expiry date	Jun 8, 2008

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P9/12
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The invention relates to solid pharmaceutical preparations which have a long-lasting action and are for dihydropyridines in the form of a press coated tablet, and a process for their preparation.

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