Patent Assignment
Reel/Frame 056072/0637
Assignment of Assignor's Interest
Recorded: 2021-04-28
Pages: 3
Assignors
IWAMA, YASUHIRO
Executed: 2021-03-02
IKUSHIMA, MAIKO
Executed: 2021-03-03
UMEHARA, KAZUKI
Executed: 2021-03-03
TANAKA, MITSURU
Executed: 2021-03-09
MAKI, TOSHIYUKI
Executed: 2021-03-02
Assignee
SHOWA DENKO K.K.
13-9, SHIBA DAIMON 1-CHOME, MINATO-KU, TOKYO, 105-8518, JAPAN
Covered Property
(1)
Fixed-Bed Multi-Tubular Reactor for Producing Alkenyl Acetate
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jun 23, 2023
From: SHOWA DENKO K.K.
To: RESONAC CORPORATION
Reel/Frame 064082/0513 →
Change of Address
Feb 14, 2024
From: RESONAC CORPORATION
To: RESONAC CORPORATION
Reel/Frame 066599/0037 →
Assignment of Assignor's Interest
Aug 18, 2025
From: RESONAC CORPORATION
To: CRASUS CHEMICAL INC.
Reel/Frame 072044/0367 →