Patent · US Expired

Preparation of pharmaceutical mixtures

US4957681A · kind A · utility

251Cited by
4References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 3, 1989
Grant dateSep 18, 1990
Priority date
Expiry dateApr 3, 2009

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29K2105/0035
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Pharmaceutical mixtures are prepared by continuous metering of the components and shaping by a conventional method.

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