Patent Assignment
Reel/Frame 025945/0332
Assignment of Assignor's Interest
Recorded: 2011-03-14
Pages: 2
Assignors
MCCONNELL, RACHEL DIANNE
Executed: 2011-03-10
HURST, ANN MARIE
Executed: 2011-03-10
SHI, XIAOBO
Executed: 2011-03-10
Assignee
DUPONT AIR PRODUCTS NANOMATERIALS, LLC
2441 WEST ERIE STREET, TEMPE, ARIZONA, 85282
Covered Property
(1)
Method for Chemical Mechanical Planarization of a Tungsten-Containing Substrate
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 3, 2012
From: DUPONT AIR PRODUCTS NANOMATERIALS LLC
To: AIR PRODUCTS AND CHEMICALS, INC.
Reel/Frame 028487/0205 →
Patent Security Agreement
Oct 27, 2016
From: VERSUM MATERIALS US, LLC
To: CITIBANK, N.A., AS COLLATERAL AGENT
Reel/Frame 040503/0442 →
Assignment of Assignor's Interest
Feb 20, 2017
From: AIR PRODUCTS AND CHEMICALS, INC.
To: VERSUM MATERIALS US, LLC
Reel/Frame 041772/0733 →
Release of Security Interest
Oct 7, 2019
From: CITIBANK, N.A., AS AGENT
To: VERSUM MATERIALS US, LLC
Reel/Frame 050647/0001 →