IP Library Assignment 015199/0524
Patent Assignment
Reel/Frame 015199/0524

Assignment of Assignor's Interest

Recorded: 2004-09-29 Pages: 3
Assignors
HENDERSON, DAVID E.
Executed: 2004-09-23
ANDERSON, EVERETT
Executed: 2004-09-23
BERINGER, DURWOOD
Executed: 2004-09-23
Assignee
PROTON ENERGY SYSTEMS, INC.
10 TECHNOLOGY DRIVE, WALLINGFORD, CONNECTICUT, 06492
Covered Property (1)
Gas Barrier for Electrochemical Cells
Application: 10/711,658 →
Publication: US 2006/0068253
Related Assignments (1)
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 →