IP Library › Assignment 023752/0478
Patent Assignment
Reel/Frame 023752/0478

Assignment of Assignor's Interest

Recorded: 2010-01-08 Pages: 2
Assignors
MCCONNELL, RACHEL DIANNE
Executed: 2009-12-08
MEYERS, ANN MARIE
Executed: 2009-12-08
Assignee
DUPONT AIR PRODUCTS NANOMATERIALS LLC
7201 HAMILTON BLVD., PATENT DEPT., ALLENTOWN, PENNSYLVANIA, 18195-1501
Covered Property (1)
Combination, Method, and Composition for Chemical Mechanical Planarization of A Tungsten-Containing Substrate
Patent: 8,506,831 →
Application: 12/630,304 →
Publication: US 2010/0159698
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 →