Patent Assignment
Reel/Frame 032248/0803
Assignment of Assignor's Interest
Recorded: 2014-02-19
Pages: 4
Assignee
PORTOLA PHARMACEUTICALS, INC.
270 E. GRAND AVE., SUITE 22, SOUTH SAN FRANCISCO, CALIFORNIA, 94080
Covered Property
(1)
Compounds and Methods for Purification of Serine Proteases
Application:
14/142,655 →
Publication:
US 2014/0346397
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jan 7, 2021
From: PORTOLA PHARMACEUTICALS, INC.
To: PORTOLA PHARMACEUTICALS, LLC
Reel/Frame 054920/0739 →
Assignment of Assignor's Interest
Jan 7, 2021
From: PORTOLA PHARMACEUTICALS, LLC
To: ALEXION PHARMACEUTICALS, INC.
Reel/Frame 054921/0131 →
Assignment of Assignor's Interest
Jan 7, 2021
From: ALEXION PHARMA INTERNATIONAL OPERATIONS UNLIMITED COMPANY
To: ALEXION PHARMACEUTICALS, INC.
Reel/Frame 054922/0857 →
Assignment of Assignor's Interest
Jul 21, 2022
From: ALEXION PHARMACEUTICALS, INC.
To: ALEXION PHARMA INTERNATIONAL OPERATIONS UNLIMITED COMPANY
Reel/Frame 060799/0729 →