Patent · US Expired

Purification of antithrombin-III-&agr; and &bgr;

US6451978B2 · kind B2 · utility

5Cited by
1References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 19, 2001
Grant dateSep 17, 2002
Priority date
Expiry dateJan 19, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07K14/47
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

PROTEIN PURIFICATION IThe invention relates to processes for preparation of substantially pure antithrombin-III (AT-III), the antithrombin isoforms AT-III&agr; and AT-III&bgr;; and/or histidine-rich glycoprotein (HRGP). The processes comprise separating the said proteins on a cation exchange gel wherein the cation exchanger group is attached to the gel matrix via a linear polymer chain.

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