JOINT DEFENSE AND CONFIDENTIALITY AGREEMENTJoint Defense and Confidentiality Agreement • December 14th, 2023
Contract Type FiledDecember 14th, 2023as of October 21, 2022 (the "Effective Date"), by and between the undersigned counsel for and on behalf of their respective clients to further the defense and interests of those clients subject to, or who are or may be impacted by, Petitions IPR2023-00070 against U.S. Patent No. 7,541.179 ("the '179 Patent") and IPR2023-000074 against U.S. Patent No. 8,058,061 ("the '061 Patent") filed by bluebird bio, Inc. a Delaware corporation, before the United States Patent Trial and Appeal Board ("PTAB").