Patent Assignment
Reel/Frame 021281/0631
Assignment of Assignor's Interest
Recorded: 2008-07-23
Pages: 21
Assignors
BYRON, ROBERT H., JR.
Executed: 1997-06-23
MOLTER, TRENT M.
Executed: 1996-08-22
DRISTY, MARK E.
Executed: 1997-11-24
Assignee
PROTON ENERGY SYSTEMS, INC.
10 TECHNOLOGY DRIVE, WALLINGFORD, CONNECTICUT, 06492
Covered Properties
(3)
Integrated Membrane and Electrode Support Screen and Protector Ring for an Electrochemical Cell
Patent:
6,270,636 →
Application:
09/464,126 →
Integrated Membrane and Electrode Support Screen and Protector Ring for an Electrochemical Cell
Integrated Membrane and Electrode Support Screen and Protector Ring for and Electrchemical Cell
Application:
60/114,557 →
Related Assignments
(3)
Other recorded transfers of the patents 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
Jun 19, 2008
From: BYRON, ROBERT H., JR.; MOLTER, TRENT M.; DRISTY, MARK E.
To: PROTON ENERGY SYSTEMS, INC.
Reel/Frame 021118/0498 →
Release of Security Interest
Feb 19, 2013
From: PERSEUS PARTNERS VII, L.P.
To: PROTON ENERGY SYSTEMS, INC.
Reel/Frame 029834/0750 →