Patent · US Expired

Additional improvements in powder compaction and enrobing

US7785089B2 · kind B2 · utility

8Cited by
7References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 24, 2005
Grant dateAug 31, 2010
Priority date
Expiry dateMay 8, 2026

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24116
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

An apparatus and method is disclosed for forming a compacted powder slug coated with a film. The powder, e.g. of a medicament, is compacted and enrobed to produce compacted powder slugs by preferably mechanically compacting a powder and forming a film of a material, preferably hydroxy propyl methyl cellulose, by vacuum or pressure differential, about the surface of the powder thus compacted.

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