IP Library Assignment 014307/0335
Patent Assignment
Reel/Frame 014307/0335

Assignment of Assignor's Interest

Recorded: 2004-02-05 Pages: 5
Assignors
SPERANZA, A. JOHN
Executed: 2004-02-03
BARABAS, NEIL J.
Executed: 2004-02-04
Assignee
PROTON ENERGY SYSTEMS, INC.
10 TECHNOLOGY DRIVE, WALLINGFORD, CONNECTICUT, 06492
Covered Property (1)
Method and System for Configuring Power Electronics in an Electrochemical Cell System
Application: 10/708,051 →
Publication: US 2004/0160216
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 →