Patent Assignment
Reel/Frame 019118/0194
Assignment of Assignor's Interest
Recorded: 2007-03-26
Pages: 5
Assignors
DE ROUFFIGNAC, CATHERINE HELEN
Executed: 2007-03-08
HODGKINSON, ADAM JOHN
Executed: 2007-03-05
TREW, PETER ANTHONY
Executed: 2007-03-05
Assignee
JOHNSON MATTHEY PUBLIC LIMITED COMPANY
40-42 HATTON GARDEN, LONDON, EC1N 8EE, UNITED KINGDOM
Covered Property
(1)
Membrane Electrode Assembly Having an Adhesive Layer Impregnating Through an Electrocatalyst Layer and into a First Gas Diffusion Substrate
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 26, 2007
From: GASTEIGER, HUBERT; SOMPALLI, BHASKAR; YAN, SUSAN; LITTEER, BRIAN
To: GENERAL MOTORS CORPORATION
Reel/Frame 019120/0899 →
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 →