US Patent 7547675 Chemically modified polypeptides

Patent 7547675 was granted and assigned to Kyowa Hakko Kirin on June, 2009 by the United States Patent and Trademark Office.

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Patent

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Current Assignee

Kyowa Hakko Kirin

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7547675

Date of Patent

June 16, 2009

Patent Application Number

10365418

Date Filed

February 13, 2003

Patent Primary Examiner

‌

Michael Borin

Patent abstract

The present invention relates to a chemically modified polypeptide in which at least one of hydroxyl groups in the polypeptide molecule is modified with a polyalkylene glycol derivative; a method for producing the modified polypeptide; a method of treatment using the modified polypeptide; use of the modified polypeptide; a pharmaceutical preparation comprising the modified polypeptide; and a composition for treatment comprising the modified polypeptide.

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