Patent Assignment
Reel/Frame 052788/0256
Assignment of Assignor's Interest
Recorded: 2020-05-29
Pages: 3
Assignors
SUMIYA, SATOSHI
Executed: 2013-01-07
WANG, LIFENG
Executed: 2013-01-07
OYAMADA, HANAKO
Executed: 2013-01-07
Assignee
JOHNSON MATTHEY JAPAN GODO KAISHA
5123-3 KITSUREGAWA, SAKURA-SHI TOCHIGI, JAPAN
Covered Property
(1)
Oxidation Catalyst for Internal Combustion Engine Exhaust Gas Treatment
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 29, 2020
From: BLAKEMAN, PHILIP; BROWN, GAVIN MICHAEL; CHATTERJEE, SOUGATO; CHIFFEY, ANDREW FRANCIS
To: JOHNSON MATTHEY PUBLIC LIMITED COMPANY
Reel/Frame 052788/0078 →
Change of Address
Jan 14, 2026
From: JOHNSON MATTHEY PUBLIC LIMITED COMPANY
To: JOHNSON MATTHEY PUBLIC LIMITED COMPANY
Reel/Frame 074703/0733 →