Method of stabilizing antibody and stabilized solution-type antibody preparation

US9011850B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9011850-B2
Application numberUS-201313918507-A
CountryUS
Kind codeB2
Filing dateJun 14, 2013
Priority dateOct 1, 2003
Publication dateApr 21, 2015
Grant dateApr 21, 2015

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  2. Abstract

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  5. First independent claim

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Abstract

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The present invention provides a method of suppressing the formation of a soluble association of an antibody in a solution; a method of suppressing the formation of a chemically degraded product of an antibody in a solution; and a method of stabilizing an antibody in a solution. The present invention also provides a solution-type antibody preparation in which the formation of a soluble association is suppressed; a solution-type antibody preparation in which the formation of a chemically degraded product is suppressed; a solution-type antibody preparation in which the formation of a soluble association, the formation of a chemically degraded product and the formation of an insoluble aggregate are suppressed; an agent for suppressing the formation of a soluble association of an antibody; an agent for suppressing the formation of a chemically degraded product of an antibody; and a stabilizing agent for an antibody.

First claim

Opening claim text (preview).

The invention claimed is: 1. A method for producing an antibody solution in which the formation of soluble dimers and trimers of antibody is inhibited, wherein said method comprises the step of: suppressing the formation of soluble dimers and trimers of an antibody by combining, in a solution, 10 to 30 mg/ml glycine, 0.1 to 50 mmol/L citric acid, and the antibody, to produce an antibody solution in which the formation of soluble dimers and trimers of the antibody is inhibited.…

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What does patent US9011850B2 cover?
The present invention provides a method of suppressing the formation of a soluble association of an antibody in a solution; a method of suppressing the formation of a chemically degraded product of an antibody in a solution; and a method of stabilizing an antibody in a solution. The present invention also provides a solution-type antibody preparation in which the formation of a soluble associat…
Who is the assignee on this patent?
Kyowa Hakko Kirin Co Ltd
What technology area does this patent fall under?
Primary CPC classification A61K9/0019. Mapped technology areas include Human Necessities.
When was this patent published?
Publication date Tue Apr 21 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).