Patent · US Active

Reduction of endotoxins from polyanionic polymer conjugates

US9839694B2 · kind B2 · utility

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42Claims

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Assignee

NITTO DENKO CORPORATION · JP

Inventors

Kwok Yin Tsang · Irvine, US
Hao Bai · San Diego, US
Yi Jin · Winnipeg, CA
Lei Yu · Huangguan, CN

Key dates

Filing date	Apr 26, 2013
Grant date	Dec 12, 2017
Priority date	—
Expiry date	Apr 26, 2033

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G69/48
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Described herein are methods of lowering the endotoxin content from a polyanionic polymer conjugate. In particular, methods of reducing the endotoxin content from a polyanionic polymer conjugate that can be useful for a variety of drug delivery applications are described herein.

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