Patent Assignment
Reel/Frame 066733/0172
Assignment of Assignor's Interest
Recorded: 2024-03-12
Pages: 5
Assignors
CHEN, MINHUA
Executed: 2023-04-28
SHI, JIAMING
Executed: 2023-04-28
ZHANG, JING
Executed: 2023-04-28
Assignee
CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
B4-301 BIOBAY, 218 XINGHU STREET, SUZHOU INDUSTRIAL PARK, SUZHOU, 215123, CHINA
Covered Property
(1)
Crystal Form of Tolebrutinib, Preparation Method Therefor and Use Thereof
Application:
18/568,484 →
Publication:
US 2025/0034130
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 12, 2024
From: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
To: GENZYME
Reel/Frame 066733/0350 →
Assignment of Assignor's Interest
Jun 11, 2024
From: GENZYME CORPORATION
To: PRINCIPIA BIOPHARMA INC.
Reel/Frame 067694/0242 →
Assignee Change of Address
Sep 16, 2025
From: PRINCIPIA BIOPHARMA INC.
To: PRINCIPIA BIOPHARMA INC.
Reel/Frame 072881/0270 →