Patent Assignment
Reel/Frame 030413/0290
Assignment of Assignor's Interest
Recorded: 2013-05-14
Pages: 4
Assignors
BARNWELL, DAVID EDWARD
Executed: 2013-04-19
TREW, PETER ANTONY
Executed: 2013-04-19
RALPH, THOMAS ROBERTSON
Executed: 2013-04-19
COLEMAN, ROBERT JEFFREY
Executed: 2013-04-19
Assignee
JOHNSON MATTHEY FUEL CELLS LIMITED
5TH FLOOR, 25 FARRINGDON STREET, LONDON, EC4A 4AB, UNITED KINGDOM
Covered Property
(1)
Membrane Structure
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jul 28, 2022
From: JOHNSON MATTHEY FUEL CELLS LIMITED
To: JOHNSON MATTHEY HYDROGEN TECHNOLOGIES LIMITED
Reel/Frame 060991/0106 →
Change of Address
Jan 14, 2026
From: JOHNSON MATTHEY HYDROGEN TECHNOLOGIES LIMITED
To: JOHNSON MATTHEY HYDROGEN TECHNOLOGIES LIMITED
Reel/Frame 074818/0894 →