Patent Assignment
Reel/Frame 051316/0408
Assignment of Assignor's Interest
Recorded: 2019-12-18
Pages: 5
Assignor
KARYOPHARM THERAPEUTICS INC.
Executed: 2018-01-24
Assignee
BIOGEN MA INC.
225 BINNEY STREET, CAMBRIDGE, MASSACHUSETTS, 02142
Covered Properties
(2)
CRM1 Inhibitors for Treating Epilepsy
Methods of Treating Epilepsy Using CRM1 Inhibitors
Application:
62/426,957 →
Related Assignments
(7)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 22, 2017
From: DE RYCK, MARC; KAMINSKI, RAFAL M.; LECLERCQ, KRINE; KENDA, BENOIT
To: UCB BIOPHARMA SPRL
Reel/Frame 044202/0454 →
Assignment of Assignor's Interest
Nov 22, 2017
From: UCB BIOPHARMA SPRL
To: KARYOPHARM THERAPEUTICS INC.
Reel/Frame 044202/0441 →
Assignment of Assignor's Interest
Nov 22, 2017
From: TAMIR, SHARON; LEE, MARGARET
To: KARYOPHARM THERAPEUTICS INC.
Reel/Frame 044202/0446 →
Corrective Assignment to Correct the Assignment Previously Recorded at Reel: 044202 Frame: 0441. Assignor(S) Hereby Confirms the Assignment.
Nov 27, 2017
From: UCB BIOPHARMA SPRL
To: KARYOPHARM THERAPEUTICS INC.
Reel/Frame 044799/0865 →
Assignment of Assignor's Interest
Jun 20, 2024
From: BIOGEN MA INC.
To: KARYOPHARM THERAPEUTICS INC.
Reel/Frame 067779/0216 →
Patent Security Agreement
Oct 10, 2025
From: KARYOPHARM THERAPEUTICS INC.
To: WILMINGTON SAVINGS FUND SOCIETY, FSB, AS COLLATERAL TRUSTEE
Reel/Frame 073058/0504 →
Patent Security Agreement
Oct 10, 2025
From: KARYOPHARM THERAPEUTICS INC.
To: WILMINGTON SAVINGS FUND SOCIETY, FSB, AS AGENT
Reel/Frame 073058/0647 →