Patent · US Expired

Purification of urokinase

US4147592A · kind A · utility

2Cited by
6References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 6, 1978
Grant dateApr 3, 1979
Priority date
Expiry dateMar 6, 1998

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/814
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

A process for purifying urokinase which comprises contacting a crude aqueous solution of urokinase with an ionic pullulan gel and thereafter separating and recovering an aqueous solution of urokinase devoid of harmful impurities.

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