Patent Assignment
Reel/Frame 014509/0508
Assignment of Assignor's Interest
Recorded: 2003-09-22
Pages: 3
Assignors
BARNEWELL, DAVID EDWARD
Executed: 2003-09-08
BUCHE, SILVAIN
Executed: 2003-09-22
GUBLER, LORENZ
Executed: 2003-09-01
RALPH, THOMAS ROBERTSON
Executed: 2003-09-01
Assignee
JOHNSON MATTHEY PUBLIC LIMITED COMPANY
2-4 COCKSPUR STREET, TRAFALGAR SQUARE, LONDON, SW1Y 5BQ, UNITED KINGDOM
Covered Property
(1)
Composite Membrane
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 9, 2012
From: JOHNSON MATTHEY PUBLIC LIMITED COMPANY
To: JOHNSON MATTHEY FUEL CELLS LIMITED
Reel/Frame 029097/0631 →
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 →