IP Library › Assignment 066733/0350
Patent Assignment
Reel/Frame 066733/0350

Assignment of Assignor's Interest

Recorded: 2024-03-12 Pages: 4
Assignor
Assignee
GENZYME
450 WATER STREET, CAMBRIDGE, MASSACHUSETTS, 02141
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: CHEN, MINHUA; SHI, JIAMING; ZHANG, JING
To: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
Reel/Frame 066733/0172 →
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 →