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Last Updated: December 10, 2019

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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

Applicant Tradename Biologic Ingredient Dosage Form BLA Number Approval Date Patent No. Assignee Estimated Patent Expiration Status Orphan Source
Nps Pharms Inc NATPARA parathyroid hormone INJECTABLE;INJECTION 125511 004 2015-01-23   Start Trial Chugai Seiyaku Kabushiki Kaisha (Tokyo, JP) 2021-03-09 RX Orphan search
Nps Pharms Inc NATPARA parathyroid hormone INJECTABLE;INJECTION 125511 003 2015-01-23   Start Trial Chugai Seiyaku Kabushiki Kaisha (Tokyo, JP) 2021-03-09 RX Orphan search
Nps Pharms Inc NATPARA parathyroid hormone INJECTABLE;INJECTION 125511 002 2015-01-23   Start Trial Chugai Seiyaku Kabushiki Kaisha (Tokyo, JP) 2021-03-09 RX Orphan search
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Number >Approval Date >Patent No. >Assignee >Estimated Patent Expiration >Status >Orphan >Source

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