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Last Updated: December 17, 2025

Claims for Patent: 5,844,095


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Summary for Patent: 5,844,095
Title:CTLA4 Ig fusion proteins
Abstract:The invention identifies the CTLA4 receptor as a ligand for the B7 antigen. The complete amino acid sequence encoding human CTLA4 receptor gene is provided. Methods are provided for expressing CTLA4 as an immunoglobulin fusion protein, for preparing hybrid CTLA4 fusion proteins, and for using the soluble fusion proteins, fragments and derivatives thereof, including monoclonal antibodies reactive with B7 and CTLA4, to regulate T cell interactions and immune responses mediated by such interactions.
Inventor(s):Peter S. Linsley, Jeffrey A. Ledbetter, Nitin K. Damle, William Brady
Assignee: Bristol Myers Squibb Co
Application Number:US08/375,390

Details for Patent 5,844,095

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Bristol-myers Squibb Company ORENCIA abatacept For Injection 125118 December 23, 2005 ⤷  Get Started Free 2015-12-01
Bristol-myers Squibb Company ORENCIA abatacept Injection 125118 July 29, 2011 ⤷  Get Started Free 2015-12-01
Bristol-myers Squibb Company ORENCIA abatacept Injection 125118 June 07, 2016 ⤷  Get Started Free 2015-12-01
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

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