Patent Assignment
Reel/Frame 029371/0630
Assignment of Assignor's Interest
Recorded: 2012-11-29
Pages: 4
Assignor
SPIROGEN LIMITED
Executed: 2012-09-11
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
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 29, 2012
From: JEFFREY, SCOTT; BURKE, PATRICK; SENTER, PETER
To: SEATTLE GENETICS INC.
Reel/Frame 029371/0467 →
Assignment of Assignor's Interest
Nov 29, 2012
From: HOWARD, PHILIP WILSON
To: SPIROGEN LIMITED
Reel/Frame 029371/0557 →
Merger
Feb 28, 2014
From: SPIROGEN DEVELOPMENTS SARL
To: SPIROGEN SARL
Reel/Frame 032323/0570 →
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 →