Patent Assignment
Reel/Frame 060770/0972
Assignment of Assignor's Interest
Recorded: 2022-08-10
Pages: 3
Assignee
CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
B4-301 BIOBAY, 218 XINGHU STREET, SUZHOU INDUSTRIAL PARK, JIANGSU, SUZHOU, 215123, CHINA
Covered Property
(1)
Crystalline Form of Tolebrutinib
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 14, 2023
From: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
To: GENZYME CORPORATION
Reel/Frame 063945/0802 →
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 →