Patent Assignment
Reel/Frame 050854/0293
Assignment of Assignor's Interest
Recorded: 2019-10-29
Pages: 5
Assignor
HOWARD, PHILIP WILSON
Executed: 2011-06-05
Assignee
SPIROGEN LIMITED
79 GEORGE STREET, RYDE, ISLE OF WIGHT, PO33 2JF, UNITED KINGDOM
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: JEFFREY, SCOTT; BURKE, PATRICK; SENTER, PETER
To: SEATTLE GENETICS INC.
Reel/Frame 050854/0334 →
Assignment of Assignor's Interest
Nov 5, 2019
From: SPIROGEN LIMITED
To: SPIROGEN DEVELOPMENTS SARL
Reel/Frame 050913/0749 →
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 →