Patent Assignment
Reel/Frame 031554/0623
Assignment of Assignor's Interest
Recorded: 2013-11-06
Pages: 6
Assignors
HOWARD, PHILIP WILSON
Executed: 2011-05-06
MASTERSON, LUKE
Executed: 2011-05-05
TIBERGHIEN, ARNAUD
Executed: 2011-05-05
Assignee
SPIROGEN LIMITED
79 GEORGE STREET, RYDE, ISLE OF WIGHT, PO33 2JF, UNITED KINGDOM
Covered Property
(1)
Pyrrolobenzodiazepines Used to Treat Proliferative Diseases
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 6, 2013
From: JEFFREY, SCOTT; BURKE, PATRICK; SENTER, PETER
To: SEATTLE GENETICS INC.
Reel/Frame 031554/0735 →
Assignment of Assignor's Interest
Nov 6, 2013
From: SPIROGEN LIMITED
To: SPIROGEN DEVELOPMENTS SARL
Reel/Frame 031554/0863 →
Merger
Nov 6, 2013
From: SPIROGEN DEVELOPMENTS SARL
To: SPIROGEN SARL
Reel/Frame 031554/0983 →
Confirmatory Assignment
Oct 23, 2015
From: SPIROGEN SÀRL
To: MEDIMMUNE LIMITED
Reel/Frame 036932/0278 →
Corrective Assignment to Correct the Postal Code of the Assignee Previously Recorded at Reel: 036932 Frame: 0278. Assignor(S) Hereby Confirms the Assignment .
Apr 11, 2017
From: SPIROGEN SÀRL
To: MEDIMMUNE LIMITED
Reel/Frame 042242/0389 →
Change of Name
Feb 22, 2021
From: SEATTLE GENETICS, INC.
To: SEAGEN INC.
Reel/Frame 055362/0182 →