Patent Assignment
Reel/Frame 022531/0214
Assignment of Assignor's Interest
Recorded: 2009-04-10
Pages: 3
Assignors
WU, DINGJUN
Executed: 2009-03-17
KARWACKI, EUGENE JOSEPH, JR.
Executed: 2009-03-23
MALLIKARJUNAN, ANUPAMA
Executed: 2009-03-23
JOHNSON, ANDREW DAVID
Executed: 2009-03-23
Assignee
AIR PRODUCTS AND CHEMICALS, INC.
7201 HAMILTON BLVD., PATENT DEPT., ALLENTOWN, PENNSYLVANIA, 18195-1501
Covered Property
(1)
Selective Etching and Formation of Xenon Difluoride
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 →