Patent Assignment
Reel/Frame 069571/0429
Assignment of Assignor's Interest
Recorded: 2024-12-12
Pages: 4
Assignor
SANOFI-AVENTIS RECHERCHE & DÉVELOPPEMENT
Executed: 2023-06-13
Assignee
GENZYME CORPORATION
450 WATER STREET, CAMBRIDGE, MASSACHUSETTS, 02141
Covered Property
(1)
Methods of Making Tolebrutinib
Application:
18/976,520 →
Publication:
US 2025/0101021
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 12, 2024
From: BAILLY, FREDERIC; BORIE, CYRIL; BOSCH, MICHAEL; CABOS, CLAUDE
To: SANOFI-AVENTIS RECHERCHE & DÉVELOPPEMENT
Reel/Frame 069571/0414 →
Assignment of Assignor's Interest
Dec 12, 2024
From: BENELLI, CHRISTOPHE; CHARAUDEAU, ALEXIS; JANSSENS, LAURENCE; RODIER, FABIEN
To: SANOFI CHIMIE
Reel/Frame 069571/0500 →
Assignment of Assignor's Interest
Dec 12, 2024
From: SANOFI CHIMIE
To: GENZYME CORPORATION
Reel/Frame 069571/0508 →
Assignment of Assignor's Interest
Dec 12, 2024
From: GENZYME CORPORATION
To: PRINCIPIA BIOPHARMA INC.
Reel/Frame 069571/0512 →
Assignee Change of Address
Sep 16, 2025
From: PRINCIPIA BIOPHARMA INC.
To: PRINCIPIA BIOPHARMA INC.
Reel/Frame 072881/0270 →