IP Library Assignment 012460/0621
Patent Assignment
Reel/Frame 012460/0621

Assignment of Assignor's Interest

Recorded: 2002-01-09 Pages: 3
Assignors
DRISTY, MARK E.
Executed: 2001-10-08
HANLON, GREG A.
Executed: 2001-10-01
Assignee
PROTON ENERGY SYSTEMS, INC.
50 INWOOD ROAD, ROCKY HILL, CONNECTICUT, 06067
Covered Property (1)
Cell Frame/Flow Field Integration Method and Apparatus
Patent: 6,811,915 →
Application: 09/967,465 →
Publication: US 2002/0068208
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 →