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Generated: August 18, 2019

DrugPatentWatch Database Preview

Patent: 9,428,548

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Summary for Patent: 9,428,548
Title:Enhanced protein purification through a modified protein A elution
Abstract: The present invention provides methods for purifying a polypeptide comprising a CH2/CH3 region, comprising binding the polypeptide to Protein A and eluting with a pH gradient starting at a low pH.
Inventor(s): Brown; Arick (South San Francisco, CA), Dowd; Christopher J. (South San Francisco, CA), Radhamohan; Asha Nandini (South San Fracisco, CA)
Assignee: Genentech, Inc. (South San Francisco, CA)
Application Number:13/393,525
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 9,428,548
Patent Claims:see list of patent claims

Details for Patent 9,428,548

Applicant Tradename Biologic Ingredient Dosage Form BLA Number Approval Date Patent No. Assignee Estimated Patent Expiration Status Orphan Source
Genentech AVASTIN bevacizumab VIAL; INTRAVENOUS 125085 002 2004-02-26 ➤ Sign Up Genentech, Inc. (South San Francisco, CA) 2029-09-01 RX search
Genentech AVASTIN bevacizumab VIAL; INTRAVENOUS 125085 001 2004-02-26 ➤ Sign Up Genentech, Inc. (South San Francisco, CA) 2029-09-01 RX search
Genentech RITUXAN rituximab VIAL 103705 001 1997-11-26 ➤ Sign Up Genentech, Inc. (South San Francisco, CA) 2029-09-01 RX search
Applicant Tradename Biologic Ingredient Dosage Form BLA Number Approval Date Patent No. Assignee Estimated Patent Expiration Status Orphan Source

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