Patent Assignment
Reel/Frame 021125/0665
Assignment of Assignor's Interest
Recorded: 2008-06-20
Pages: 4
Assignors
BARBIR, FRANO
Executed: 2002-07-16
BYRON, ROBERT H., JR.
Executed: 2002-07-18
STONE, MATT
Executed: 2002-07-16
BALASUBRAMANIAN, BHASKAR
Executed: 2002-07-16
Assignee
PROTON ENERGY SYSTEMS, INC.
50 INWOOD ROAD, ROCKY HILL, CONNECTICUT, 06067
Covered Property
(1)
Electrochemical Cell Stacks and Use Thereof
Application:
11/419,049 →
Publication:
US 2006/0199055
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
Jun 8, 2007
From: PROTON ENERGY SYSTEMS, INC.
To: PERSEUS PARTNERS VII, L.P.
Reel/Frame 019399/0436 →
Assignment of Assignor's Interest
Jul 23, 2008
From: BARBIR, FRANO; BYRON, ROBERT H., JR.; STONE, MATTHEW; BALASUBRAMANIAN, BHASKAR
To: PROTON ENERGY SYSTEMS, INC.
Reel/Frame 021288/0163 →