Patent · US Active

Methods for preparing PEG-hemoglobin conjugates using reduced reactant ratios

US9493616B2 · kind B2 · utility

1Cited by

14References

18Claims

0Family size

Assignee

Sangart, Inc. · US

Inventors

Ashok Malavalli · San Diego, US
Kim D. Vandegriff · Santa Fe, US

Key dates

Filing date	Feb 23, 2011
Grant date	Nov 15, 2016
Priority date	—
Expiry date	Feb 23, 2031

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K38/00
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The present invention relates generally to methods for preparing polyethylene glycol (“PEG”) conjugated hemoglobin (“Hb”) using reduced reactant ratios. More specifically, the present invention relates to methods for preparing PEG conjugated Hb (“PEG-Hb”) with enhanced yield and purity.

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