Patent Assignment
Reel/Frame 028511/0671
Merger
Recorded: 2012-07-09
Pages: 5
Assignor
HERMES BIOSCIENCES, INC.
Executed: 2011-05-04
Assignee
MERRIMACK PHARMACEUTICALS, INC.
ONE KENDALL SQUARE, BUILDING 700, 2ND FLOOR, CAMBRIDGE, MASSACHUSETTS, 02139
Covered Property
(1)
Liposomes Useful for Drug Delivery to the Brain
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 30, 2007
From: DRUMMOND, DARYL C.; KIRPOTIN, DMITRI
To: HERMES BIOSCIENCES, INC.
Reel/Frame 018823/0691 →
Security Interest
Dec 28, 2015
From: MERRIMACK PHARMACEUTICALS, INC.
To: U.S. BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 037394/0285 →
Release of Security Interest
Apr 14, 2017
From: U.S. BANK NATIONAL ASSOCIATION
To: MERRIMACK PHARMACEUTICALS, INC.
Reel/Frame 042254/0349 →
Assignment of Assignor's Interest
May 1, 2017
From: MERRIMACK PHARMACEUTICALS, INC.
To: IPSEN BIOPHARM LTD.
Reel/Frame 042377/0696 →
Change of Address of Assignee
May 17, 2017
From: MERRIMACK PHARMACEUTICALS, INC.
To: IPSEN BIOPHARM LTD.
Reel/Frame 042522/0334 →