Patent Assignment
Reel/Frame 023097/0235
Assignment of Assignor's Interest
Recorded: 2009-08-13
Pages: 2
Assignors
MITCHELL, GLENN MICHAEL
Executed: 2009-08-06
MOTIKA, STEPHEN ANDREW
Executed: 2009-08-05
JOHNSON, ANDREW DAVID
Executed: 2009-08-05
Assignee
AIR PRODUCTS AND CHEMICALS, INC.
7201 HAMILTON BLVD., ALLENTOWN, PENNSYLVANIA, 181951501
Covered Property
(1)
Selective Etching of Silicon Dioxide Compositions
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →