Patent Assignment
Reel/Frame 014592/0941
Assignment of Assignor's Interest
Recorded: 2003-10-16
Pages: 2
Assignors
ZHANG, PENG
Executed: 2003-10-02
CURZI, DANIELLE MEGAN KING
Executed: 2003-10-02
KARWACKI, JR., EUGENE JOSEPH
Executed: 2003-10-02
BARBER, LESLIE COX
Executed: 2003-08-15
Assignee
AIR PRODUCTS AND CHEMICALS, INC.
7201 HAMILTON BOULEVARD, PATENT DEPARTMENT, ALLENTOWN, PENNSYLVANIA, 18195-1501
Covered Property
(1)
Process Solutions Containing Surfactants
Related Assignments
(8)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 10, 2012
From: AIR PRODUCTS AND CHEMICALS, INC.
To: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L.
Reel/Frame 028191/0393 →
Change of Address
Jul 15, 2014
From: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L.
To: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L.
Reel/Frame 033329/0264 →
Change of Address
Jan 12, 2017
From: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.À R.L.
To: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.À R.L.
Reel/Frame 041345/0585 →
Assignment of Assignor's Interest
Feb 20, 2017
From: AIR PRODUCTS AND CHEMICALS, INC.
To: VERSUM MATERIALS US, LLC
Reel/Frame 041772/0733 →
Merger
Jul 27, 2020
From: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.À R.L.
To: RIDGEFIELD ACQUISITION
Reel/Frame 053324/0198 →
Assignment of Assignor's Interest
Jul 27, 2020
From: AZ ELECTRONIC MATERIALS GMBH
To: MERCK PATENT GMBH
Reel/Frame 053323/0770 →
Change of Legal Entity
Jul 27, 2020
From: AZ ELECTRONIC MATERIALS S.À R.L.
To: AZ ELECTRONIC MATERIALS GMBH
Reel/Frame 053323/0760 →
Merger
Jul 27, 2020
From: RIDGEFIELD ACQUISITION
To: AZ ELECTRONIC MATERIALS S.À R.L.
Reel/Frame 053323/0591 →