Patent Assignment
Reel/Frame 048827/0284
Assignment of Assignor's Interest
Recorded: 2019-04-09
Pages: 7
Assignors
TAKAICHI, TETSUMASA
Executed: 2019-01-15
KAWATO, SHUNJI
Executed: 2019-01-15
SUZUKI, MASATO
Executed: 2019-01-15
AKASHI, KAZUMICHI
Executed: 2019-01-15
KATAYAMA, TOMOHIDE
Executed: 2019-01-15
Assignee
AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L.
46 PLACE GUILLAUME II, LUXEMBOURG, 1648, LUXEMBOURG
Covered Property
(1)
Chemically Amplified Positive Photoresist Composition and Pattern Forming Method Using Same
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger and Change of Name
Apr 16, 2019
From: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L.; RIDGEFIELD ACQUISITION
To: RIDGEFIELD ACQUISIION
Reel/Frame 048918/0927 →
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 →