IP Library Assignment 054963/0630
Patent Assignment
Reel/Frame 054963/0630

Assignment of Assignor's Interest

Recorded: 2021-01-20 Pages: 8
Assignors
HANG, TA-CHUN
Executed: 2021-01-09
ZHAO, JOHN
Executed: 2021-01-14
Assignee
BLUEBIRD BIO, INC.
60 BINNEY STREET, CAMBRIDGE, MASSACHUSETTS, 02142
Covered Property (1)
Cell Culture Medium
Application: 17/077,134 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 14, 2021
From: BLUEBIRD BIO, INC.
To: 2SEVENTY BIO, INC.
Reel/Frame 057683/0099 →
Assignment of Assignor's Interest Apr 23, 2024
From: 2SEVENTY BIO, INC.
To: REGENERON PHARMACEUTICALS, INC.
Reel/Frame 067189/0436 →