Patent Assignment
Reel/Frame 021118/0498
Assignment of Assignor's Interest
Recorded: 2008-06-19
Pages: 4
Assignors
BYRON, ROBERT H., JR.
Executed: 1999-12-27
MOLTER, TRENT M.
Executed: 1999-12-27
DRISTY, MARK E.
Executed: 2000-01-03
Assignee
PROTON ENERGY SYSTEMS, INC.
50 INWOOD ROAD, ROCKY HILL, CONNECTICUT, 06067
Covered Property
(1)
Integrated Membrane and Electrode Support Screen and Protector Ring for an Electrochemical Cell
Related Assignments
(3)
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: BYRON, ROBERT H., JR.; MOLTER, TRENT M.; DRISTY, MARK E.
To: PROTON ENERGY SYSTEMS, INC.
Reel/Frame 021281/0631 →
Release of Security Interest
Feb 19, 2013
From: PERSEUS PARTNERS VII, L.P.
To: PROTON ENERGY SYSTEMS, INC.
Reel/Frame 029834/0750 →