Invention Grant
- Patent Title: Methods of reducing immunogenicity against factor VIII in individuals undergoing factor VIII therapy
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Application No.: US14371931Application Date: 2013-01-12
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Publication No.: US10221455B2Publication Date: 2019-03-05
- Inventor: Haiyan Jiang , Tongyao Liu , Sriram Krishnamoorthy , Neil Josephson , Glenn Pierce
- Applicant: Bioverativ Therapeutics Inc. , Puget Sound Blood Center
- Applicant Address: US MA Waltham US WA Seattle
- Assignee: BIOVERATIV THERAPEUTICS INC.,PUGET SOUND BLOOD CENTER
- Current Assignee: BIOVERATIV THERAPEUTICS INC.,PUGET SOUND BLOOD CENTER
- Current Assignee Address: US MA Waltham US WA Seattle
- Agency: Lathrop Gage LLP
- Agent James H. Velema, Esq.
- International Application: PCT/US2013/021332 WO 20130112
- International Announcement: WO2013/106789 WO 20130718
- Main IPC: C07K14/755
- IPC: C07K14/755 ; C12Q1/6883 ; A61K38/37 ; A61K38/21 ; A61K39/00 ; A61K47/68

Abstract:
The present disclosure provides methods of administering chimeric and hybrid Factor VIII (FVIII) polypeptides comprising FVIII and Fc to subjects at risk of developing inhibitory FVIII immune responses, including anti-FVIII antibodies and/or cell-mediated immunity. The administration is sufficient to promote coagulation and to induce immune tolerance to FVIII. The chimeric polypeptide can comprise full-length FVIII or a FVIII polypeptide containing a deletion, e.g., a full or partial deletion of the B domain.
Public/Granted literature
- US20140370035A1 METHODS OF REDUCING IMMUNOGENICITY AGAINST FACTOR VIII IN INDIVIDUALS UNDERGOING FACTOR VIII THERAPY Public/Granted day:2014-12-18
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