Patent Assignment
Reel/Frame 047708/0695
Assignment of Assignor's Interest
Recorded: 2018-12-07
Pages: 6
Assignors
YAMAMOTO, KAZUMA
Executed: 2018-07-06
MATSUURA, YURIKO
Executed: 2018-07-06
YASHIMA, TOMOYASU
Executed: 2018-07-06
NAGAHARA, TATSURO
Executed: 2018-07-06
Assignee
AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L.
46 PLACE GUILLLAUME II, LUXEMBOURG, 1648, LUXEMBOURG
Covered Property
(1)
A Rinse Composition, a Method for Forming Resist Patterns and a Method for Making Semiconductor Devices
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Jul 27, 2020
From: RIDGEFIELD ACQUISITION
To: AZ ELECTRONIC MATERIALS S.À R.L.
Reel/Frame 053323/0591 →
Change of Legal Entity
Jul 27, 2020
From: AZ ELECTRONIC MATERIALS S.À R.L.
To: AZ ELECTRONIC MATERIALS GMBH
Reel/Frame 053323/0760 →
Assignment of Assignor's Interest
Jul 27, 2020
From: AZ ELECTRONIC MATERIALS GMBH
To: MERCK PATENT GMBH
Reel/Frame 053323/0770 →
Merger
Jul 27, 2020
From: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.À R.L.
To: RIDGEFIELD ACQUISITION
Reel/Frame 053324/0198 →