IP Library Assignment 038397/0298
Patent Assignment
Reel/Frame 038397/0298

Assignment of Assignor's Interest

Recorded: 2016-04-27 Pages: 6
Assignors
DRUMMOND, DARYL C.
Executed: 2016-04-13
KIRPOTIN, DMITRI B.
Executed: 2016-04-13
Assignee
MERRIMACK PHARMACEUTICALS, INC.
ONE KENDALL SQUARE, SUITE B7201, CAMBRIDGE, MASSACHUSETTS, 02139
Covered Properties (4)
Liposomes with Improved Stability
Application: 62/242,835 →
Liposomes with Improved Stability
Application: 62/242,873 →
Irinotecan liposomes with improved stability
Application: 62/244,061 →
Liposomes with Improved Stability
Application: 62/244,082 →
Related Assignments (5)
Other recorded transfers of the patents in this record — the chain of ownership.
Security Interest Dec 28, 2015
From: MERRIMACK PHARMACEUTICALS, INC.
To: U.S. BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 037394/0285 →
Assignment of Assignor's Interest Oct 13, 2016
From: HAYES, MARK EAMON; NOBLE, CHARLES; KESPER, KEVIN; AWAD, ANTOINE M.
To: MERRIMACK PHARMACEUTICALS, INC.
Reel/Frame 040007/0688 →
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 →