Patent Assignment
Reel/Frame 065736/0144
Assignment of Assignor's Interest
Recorded: 2023-12-01
Pages: 6
Assignors
BLAKE, JOHN
Executed: 2022-03-01
BURTON, SARAH
Executed: 2022-03-01
RALPH, THOMAS ROBERTSON
Executed: 2022-03-01
Assignee
JOHNSON MATTHEY FUEL CELLS LIMITED
25 FARRINGDON STREET, 5TH FLOOR, LONDON, EC4A 4AB, UNITED KINGDOM
Covered Property
(1)
Oxygen Evolution Reaction Catalyst
Application:
18/566,403 →
Publication:
US 2025/0246642
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Mar 15, 2024
From: JOHNSON MATTHEY FUEL CELLS LIMITED
To: JOHNSON MATTHEY HYDROGEN TECHNOLOGIES LIMITED
Reel/Frame 067354/0910 →
Change of Address
Jan 14, 2026
From: JOHNSON MATTHEY HYDROGEN TECHNOLOGIES LIMITED
To: JOHNSON MATTHEY HYDROGEN TECHNOLOGIES LIMITED
Reel/Frame 074818/0894 →