Patent Assignment
Reel/Frame 022595/0628
Assignment of Assignor's Interest
Recorded: 2009-04-24
Pages: 4
Assignor
KOZLOWSKI, ANTONI
Executed: 2009-04-17
Assignee
NEKTAR THERAPEUTICS AL, CORPORATION
490 DISCOVERY DRIVE, HUNTSVILLE, ALABAMA, 35806
Covered Property
(1)
Method for the Preparation of 1-Benzotriazolyl Carbonate Esters of Poly (Ethylene Glycol)
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Aug 31, 2009
From: NEKTAR THERAPEUTICS AL, CORPORATION
To: NEKTAR THERAPEUTICS
Reel/Frame 023196/0394 →
Grant of Security Interest
Jul 17, 2012
From: NEKTAR THERAPEUTICS
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 028571/0141 →
Grant of Security Interest in United States Patents
Oct 6, 2015
From: NEKTAR THERAPEUTICS
To: TC LENDING, LLC, AS COLLATERAL AGENT
Reel/Frame 036796/0562 →
Release of Security Interest Recorded at Reel 28571, Frame 0141
Oct 14, 2015
From: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
To: NEKTAR THERAPEUTICS
Reel/Frame 036866/0700 →
Release of Security Interest
Apr 17, 2020
From: TC LENDING, LLC, AS COLLATERAL AGENT
To: NEKTAR THERAPEUTICS
Reel/Frame 053180/0009 →