Patent Assignment
Reel/Frame 031674/0931
Corrective Assignment to Correct the Assignee Name Previously Recorded on Reel 031191 Frame 0113. Assignor(S) Hereby Confirms the Bayer Intellectual Property Gmbh.
Recorded: 2013-11-19
Pages: 8
Assignors
LERCHEN, HANS-GEORG
Executed: 2012-12-07
EL SHEIKH, SHERIF
Executed: 2012-12-09
STELTE-LUDWIG, BEATRIX
Executed: 2012-12-07
SCHUHMACHER, JOACHIM
Executed: 2012-12-10
GNOTH, MARK
Executed: 2012-11-07
Assignee
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STRASSE 10, MONHEIM, 40789, GERMANY
Covered Property
(1)
N-Carboxyalkylauristatins and Use Thereof
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 12, 2013
From: LERCHEN, HANS-GEORG; EL SHEIKH, SHERIF; STELTE-LUDWIG, BEATRIX; SCHUHMACHER, JOACHIM
To: BAYER INTELLECTURAL PROPERTY GMBH
Reel/Frame 031191/0113 →
Assignment of Assignor's Interest
Sep 12, 2013
From: BAYER INTELLECTURAL PROPERTY GMBH
To: SEATTLE GENETICS, INC.
Reel/Frame 031191/0245 →
Corrective Assignment to Correct the Assignor Name and Assignee City Address Previously Recorded on Reel 013391 Frame 0245. Assignor(S) Hereby Confirms the Bayer Intellectual Property Gmbh; Assignee City Address Should Read: Bothell.
Nov 19, 2013
From: BAYER INTELLECTUAL PROPERTY GMBH
To: SEATTLE GENETICS, INC.
Reel/Frame 031674/0992 →
Change of Name
Feb 22, 2021
From: SEATTLE GENETICS, INC.
To: SEAGEN INC.
Reel/Frame 055362/0182 →