Patent · US Expired

Lyophilized polyethylene oxide modified protein and polypeptide complexes with cyclodextrin

US5389381A · kind A · utility

13Cited by
7References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 5, 1994
Grant dateFeb 14, 1995
Priority date
Expiry dateJan 5, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02A90/10
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Disclosed are lyophilized biologically active proteinaceous compositions containing low diol polyalkylene oxide, such as polyethylene glycol, covalently attached to a biologically active proteinaceous substance and combined with the cryoprotectant cyclodextrin.

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