Patent Assignment
Reel/Frame 050913/0749
Assignment of Assignor's Interest
Recorded: 2019-11-05
Pages: 4
Assignor
SPIROGEN LIMITED
Executed: 2012-11-09
Assignee
SPIROGEN DEVELOPMENTS SARL
CHEMIN DE LA PACOTTAZ 1, C/O MICHAEL FORER, ST-LEGIER-LA CHIESAZ, 1806, SWITZERLAND
Covered Property
(1)
Targeted Pyrrolobenzodiazapine Conjugates
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 29, 2019
From: HOWARD, PHILIP WILSON
To: SPIROGEN LIMITED
Reel/Frame 050854/0293 →
Assignment of Assignor's Interest
Oct 29, 2019
From: JEFFREY, SCOTT; BURKE, PATRICK; SENTER, PETER
To: SEATTLE GENETICS INC.
Reel/Frame 050854/0334 →
Merger
Nov 25, 2019
From: SPIROGEN DEVELOPMENTS SÁRL
To: SPIROGEN SÁRL
Reel/Frame 051102/0898 →
Confirmatory Assignment
Nov 26, 2019
From: SPIROGEN SÀRL
To: MEDIMMUNE LIMITED
Reel/Frame 051136/0289 →
Change of Name
Feb 22, 2021
From: SEATTLE GENETICS, INC.
To: SEAGEN INC.
Reel/Frame 055362/0182 →