Patent: 7,927,815

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Summary for Patent: 7,927,815

Title:	Protein purification method
Abstract:	A method for removing contaminant DNA in a sample containing a physiologically active protein, which comprises the following steps: 1) converting the sample containing a physiologically active protein into a neutral aqueous solution of low conductivity; and 2) removing the resulting particles.
Inventor(s):	Takeda; Kozo (Tokyo, JP), Ochi; Norimichi (Tokyo, JP)
Assignee:	Chugai Seiyaku Kabushiki Kaisha (Tokyo, JP)
Application Number:	12/018,688
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for patent 7,927,815
Patent Claims:	see list of patent claims

Details for Patent 7,927,815

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Applicant	Tradename	Biologic Ingredient	Dosage Form	BLA	Approval Date	Patent No.	Expiredate
Nps Pharmaceuticals, Inc.	NATPARA	parathyroid hormone	For Injection	125511	2015-01-23	⤷ Free Forever Trial	2021-03-09
>Applicant	>Tradename	>Biologic Ingredient	>Dosage Form	>BLA	>Approval Date	>Patent No.	>Expiredate

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