Patent Assignment
Reel/Frame 018569/0982
Confirmatory License
Recorded: 2006-11-13
Pages: 2
Assignor
PROTON ENERGY SYSTEMS, INC.
Executed: 2006-10-11
Assignee
NASA
300 E STREET, SW, WASHINGTON, DISTRICT OF COLUMBIA, 20546
Covered Property
(1)
Electrochemical Cell with Dynamic Endplate
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 11, 2006
From: DALTON, LUKE THOMAS; PIECUCH, BENJAMIN MICHAEL; HANLON, GREGORY A.
To: PROTON ENERGY SYSTEMS, INC.
Reel/Frame 018376/0799 →
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: DALTON, LUKE THOMAS; PIECUCH, BENJAMIN MICHAEL; HANLON, GREGORY A.
To: PROTON ENERGY SYSTEMS, INC.
Reel/Frame 021119/0275 →
Release of Security Interest
Feb 19, 2013
From: PERSEUS PARTNERS VII, L.P.
To: PROTON ENERGY SYSTEMS, INC.
Reel/Frame 029834/0750 →