Patent · US Expired

Sustained release formulations utilizing pharmaceutical excipient having improved compressibility with modified microcrystalline

US5858412A · kind A · utility

131Cited by
38References
36Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 17, 1997
Grant dateJan 12, 1999
Priority date
Expiry dateDec 17, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S977/915
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Sustained release formulations include an augmented microcrystalline cellulose, an active agent, and a sustained release carrier and methods for making same are disclosed.

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